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6. Returns - still worried that even after all of the above your Emperor Penguin wont be what you want? Check out the returns policy. There is so much competition now that someone, somewhere is bound to offer the terms that you are comfortable with.
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8. Security - check for the yellow padlock on the Emperor Penguin site before you buy, and the s after http:/ /i.e. https:// = a secure site
9. Contact - got a question about Emperor Penguin, or want to leave a comment then check out the sites contact page. Reputable companies have them and respond.
10. Payment - ready to pay for your Emperor Penguin, then use your credit card or PayPal! Be aware of companies that don't accept them, there may be genuine reasons but given the huge amount of choice you have when buying online there is no reason at all not to buy via credit card or PayPal.
{{Taxobox| color = pink| name = Emperor Penguin| status = LC| image = emperor_penguins.jpg| image_width = 250px| regnum =
Animalia]| classis =
Aves| familia = [Spheniscidae| species = A. forsteri| binomial = Aptenodytes forsteri| binomial_authority = [George Robert Gray,
1844-->
The
Emperor Penguin (
Aptenodytes forsteri) is the tallest and heaviest of all living penguin species. It is
Endemism in birds to
Antarctica, and is the only penguin species that breeds during the Antarctic winter. Emperor Penguins mainly eat
crustaceans (such as
krill) but also occasionally take small fish and squid. In the wild, Emperor Penguins typically live for 20 years, but some records indicate a maximum lifespan of around 40 years. The Emperor Penguin should not be confused with the closely related King Penguin or the
Royal Penguin.
Physical characteristics
Adults average 1.3 m (4 ft) in length and weigh between 20 and 45 kg (44 to 99 lb), making this penguin the 5th heaviest existing bird. The largest known individual was about 46 kg (101 lb). The
head (anatomy) and
wings are black, the abdomen white, the back bluish-gray and the bill is purplish-pink. On the sides of the neck there are two golden circular stripes.As in the King Penguin, a male Emperor Penguin has an abdominal fold, the "brood pouch", between its
legs and lower abdomen.
The Emperor Penguin has a thick coat of feathers that insulate the entire body, excluding only the legs and the undersides of the wings. The feathers provide a waterproof layer around its body.Emperor Penguin chicks are covered with a thick layer of light gray down. This covering ensures that they retain as much heat as possible, vital at this early stage when they are not capable of maintaining their body temperature. In addition, the infant Emperor Penguin's orbital area is covered in white downy feathers, unlike the all-black feathered head of the adult.
Males and females can be distinguished by their bird call. Each call is distinct. They also are related to the King and the Chinstrap Penguin.
Ecology and behavior
, Antarctica.Emperor Penguins are social animals, both foraging and nesting in groups. In severe weather the penguins huddle together for protection. They may be active day or night. Mature adults travel throughout most of the year between the nesting area and foraging areas in the ocean. From January to March, Emperor Penguins disperse into the oceans, traveling and foraging in groups.
They normally dive to between 150 and 250 m (490 to 820 ft), although they can venture deeper, the deepest diving on record being 565 m (1870 ft). The longest they can hold their breath when underwater is 15 to 20 minutes. Their swimming speed is 6 to 9 km/h (4 to 6 mph), but they can achieve up to 19 km/h (12 mph) in short bursts. One of their feeding strategies is to dive to about 50 m (164 ft), where they can easily spot the sub-ice fish,
Pagothenia borchgrevinki, swimming against the under surface of the sea-ice, which they then catch. They then dive again and repeat the sequence about half a dozen times before surfacing to breathe. They may also blow bubbles into the cracks in the ice to drive out the hiding fish.
On land they alternate between walking with a wobbling gait and sliding over the ice on their bellies, propelled by their feet and their flipper-like wings.
As a defense against the cold, Emperor Penguins stand in compact huddles (also known as the turtle formation) ranging in size between ten and many hundreds of birds, each leaning forward on a neighbor. Those on the outside tend to shuffle slowly around the edge of the turtle producing a slow churning action, giving each bird a turn on the inside and the outside.
Predators
,
Antarctica.
In the wild, the Emperor Penguin's predators include Antarctic giant petrels (Macronectes giganteus), Leopard Seals, orca,
skua, and sharks. Before the removal of dogs from Antarctica the penguins also fell prey to abandoned sled dogs and their progeny.
Reproduction
Emperor Penguins first begin to breed at approximately five years of age. Emperor penguins travel about 90 km (56 mi) inland to reach the breeding site. The penguins start courtship in March or April, when the temperature can be as low as –40°C (–40°F). Emperor Penguins are Serial monogamy. They have only one mate each year, and stay faithful to that mate. However, the next year, most end up with different mates. Although they attempt to locate the previous year's mate in the next breeding season, most cannot find each other and choose a new mate.
In May or June, the female penguin lays one 450
gram (1 lb)
Egg (biology), but at this point her nutritional reserves are exhausted and she must immediately return to the sea to feed. Very carefully, she transfers the egg to the male, who incubate (bird) the egg in his brood pouch for about 65 days consecutively without food by surviving on his fat reserves and spending the majority of the time sleeping to conserve energy. The transfer of the egg can be awkward and difficult, and many couples drop the egg in the process. When this happens, the chick inside is immediately lost as the egg cannot withstand the low temperatures on the icy ground. To survive the cold and winds of up to 200 km/h (120 mph), the males huddle together, taking turns in the middle of the huddle. They have also been observed with their backs to the wind to conserve body heat. If the chick hatches before the mother's return, the father sets the chick on his feet and covers it with his pouch, feeding it a white, milky substance produced by a gland in his
esophagus.
After about two months, the female returns. She finds her mate among the hundreds of fathers via his call and takes over caring for the chick, feeding it by regurgitating the food that she has stored in her stomach. The male then leaves to take his turn at sea. His trip is slightly shorter than before, because the melting of ice in the summer gradually decreases the distance between the breeding site and the open sea. After another few weeks, the male returns and both parents tend to the chick by keeping it off the ice and feeding it regurgitated food. About two months after the egg hatches, as the weather becomes milder, the chicks huddle in a Crèche (zoology) for warmth and protection, still fed by their parents.
Eventually, both the chick and parents return to the sea and spend the rest of the summer feeding there. At the end of the summer the whole inland trip is repeated for all those penguins of breeding age, while the younger ones stay at the sea edge.
Conservation status
The Emperor Penguin, along with nine other species of penguin, is currently being considered for placement under the Endangered Species Protection Act. The primary reasons for this are declining food availability due to the effects of climate change, and industrial fisheries on the crustacean and fish populations. Other reasons for their placement on this list include such things as disease, foreign and introduced predators (this is more so for the other species of penguin than it is the Emperor), habitat destruction, and disturbance at breeding colonies by humans. The ruling for this will be introduced by November of this year, with protection commencing one year after.
Miscellaneous
- Apsley Cherry-Garrard, the Antarctic explorer said: "Take it all in all, I do not believe anybody on Earth has a worse time than an Emperor Penguin."Apsley Cherry-Garrard. From the Introduction to The Worst Journey in the World.
- The Emperor Penguin has been the subject of several documentaries. In 1993, the species was featured in the BBC series Life in the Freezer, hosted by David Attenborough. In 2005, the French documentary March of the Penguins (released as March of the Penguins in the U.S.) spotlit the penguins' reproductive cycle. The BBC and Attenborough covered the Emperor again in the 2006 series Planet Earth (TV series).
- The computer-animated movie Happy Feet (2006) features Emperor Penguins as its primary characters, depicting them as endangered by a shrinking food supply.
- The computer-animated move Surf's Up (film) (2007) features a genius Emperor penguin surfer named, Zeke " Big-Z" Topanga. numerous Emperor penguin chicks are featured.
- Emperor Penguins starred in Farce of the Penguins, a parody of March of the Penguins which included penguin chicks in the cracking egg scene.
- A Popular online children's game named Club Penguin is based on Emperor Penguins.
Further reading
- Deguine, Jean-Claude. 1974. Emperor Penguin: Bird of the Antarctic. The Stephen Greene Press, Vermont.
- Rivolier, Jean. 1956. Emperor Penguins. Elek Books, London.
- National Geographic CritterCAM additional feature on DVD version of March of the Penguins
References
- Database entry includes justification for why this species is of least concern
External links
- University of Michigan info site with citations for specific studies
- Info on Emperor Penguins by 70South
- National Geographic Kids' Creature Feature: Emperor Penguins
- Photographs of Emperor penguins
- The Emperor Penguin: Aptenodytes forsteriis
- Information about penguins
- Morphology of the Emperor Penguin including 3D computed tomographic (CT) animations of skeletons
- Emperor Penguin videos on the Internet Bird Collection
- Penguin World: Emperor penguin
- Canadian Museum of Nature: Emperor Penguin Emperor Penguin
- Emperor Penguins: Pioneering Science on the Frozen Fronier article from Scripps Institution of Oceanography
{{Taxobox| color = pink| name = Emperor Penguin| status = LC| image = emperor_penguins.jpg| image_width = 250px| regnum = Animalia]| classis = Aves| familia = [Spheniscidae| species =
A. forsteri| binomial =
Aptenodytes forsteri| binomial_authority = [George Robert Gray, 1844-->
The
Emperor Penguin (
Aptenodytes forsteri) is the tallest and heaviest of all living
penguin species. It is Endemism in birds to
Antarctica, and is the only penguin species that breeds during the Antarctic winter. Emperor Penguins mainly eat
crustaceans (such as
krill) but also occasionally take small
fish and
squid. In the wild, Emperor Penguins typically live for 20 years, but some records indicate a maximum lifespan of around 40 years. The Emperor Penguin should not be confused with the closely related King Penguin or the Royal Penguin.
Physical characteristics
Adults average 1.3 m (4 ft) in length and weigh between 20 and 45 kg (44 to 99 lb), making this penguin the 5th heaviest existing bird. The largest known individual was about 46 kg (101 lb). The head (anatomy) and wings are black, the
abdomen white, the back bluish-gray and the bill is purplish-pink. On the sides of the neck there are two golden circular stripes.As in the King Penguin, a male Emperor Penguin has an abdominal fold, the "brood pouch", between its legs and lower abdomen.
The Emperor Penguin has a thick coat of feathers that insulate the entire body, excluding only the legs and the undersides of the wings. The feathers provide a waterproof layer around its body.Emperor Penguin chicks are covered with a thick layer of light gray down. This covering ensures that they retain as much heat as possible, vital at this early stage when they are not capable of maintaining their body temperature. In addition, the infant Emperor Penguin's orbital area is covered in white downy feathers, unlike the all-black feathered head of the adult.
Males and females can be distinguished by their
bird call. Each call is distinct. They also are related to the King and the Chinstrap Penguin.
Ecology and behavior
, Antarctica.Emperor Penguins are social animals, both foraging and nesting in groups. In severe weather the penguins huddle together for protection. They may be active day or night. Mature adults travel throughout most of the year between the nesting area and foraging areas in the ocean. From January to March, Emperor Penguins disperse into the oceans, traveling and foraging in groups.
They normally dive to between 150 and 250 m (490 to 820 ft), although they can venture deeper, the deepest diving on record being 565 m (1870 ft). The longest they can hold their breath when underwater is 15 to 20 minutes. Their swimming speed is 6 to 9 km/h (4 to 6 mph), but they can achieve up to 19 km/h (12 mph) in short bursts. One of their feeding strategies is to dive to about 50 m (164 ft), where they can easily spot the sub-ice fish,
Pagothenia borchgrevinki, swimming against the under surface of the sea-ice, which they then catch. They then dive again and repeat the sequence about half a dozen times before surfacing to breathe. They may also blow bubbles into the cracks in the ice to drive out the hiding fish.
On land they alternate between walking with a wobbling gait and sliding over the ice on their bellies, propelled by their feet and their flipper-like wings.
As a defense against the cold, Emperor Penguins stand in compact huddles (also known as the turtle formation) ranging in size between ten and many hundreds of birds, each leaning forward on a neighbor. Those on the outside tend to shuffle slowly around the edge of the turtle producing a slow churning action, giving each bird a turn on the inside and the outside.
Predators
, Antarctica.
In the wild, the Emperor Penguin's predators include Antarctic giant petrels (Macronectes giganteus), Leopard Seals, orca,
skua, and
sharks. Before the removal of dogs from Antarctica the penguins also fell prey to abandoned
sled dogs and their progeny.
Reproduction
Emperor Penguins first begin to breed at approximately five years of age. Emperor penguins travel about 90 km (56 mi) inland to reach the breeding site. The penguins start courtship in March or April, when the temperature can be as low as –40°C (–40°F). Emperor Penguins are
Serial monogamy. They have only one mate each year, and stay faithful to that mate. However, the next year, most end up with different mates. Although they attempt to locate the previous year's mate in the next breeding season, most cannot find each other and choose a new mate.
In May or June, the female penguin lays one 450 gram (1 lb) Egg (biology), but at this point her nutritional reserves are exhausted and she must immediately return to the sea to feed. Very carefully, she transfers the egg to the male, who
incubate (bird) the egg in his brood pouch for about 65 days consecutively without food by surviving on his
fat reserves and spending the majority of the time sleeping to conserve energy. The transfer of the egg can be awkward and difficult, and many couples drop the egg in the process. When this happens, the chick inside is immediately lost as the egg cannot withstand the low temperatures on the icy ground. To survive the cold and winds of up to 200 km/h (120 mph), the males huddle together, taking turns in the middle of the huddle. They have also been observed with their backs to the wind to conserve body heat. If the chick hatches before the mother's return, the father sets the chick on his feet and covers it with his pouch, feeding it a white, milky substance produced by a gland in his
esophagus.
After about two months, the female returns. She finds her mate among the hundreds of fathers via his call and takes over caring for the chick, feeding it by regurgitating the food that she has stored in her stomach. The male then leaves to take his turn at sea. His trip is slightly shorter than before, because the melting of ice in the summer gradually decreases the distance between the breeding site and the open sea. After another few weeks, the male returns and both parents tend to the chick by keeping it off the ice and feeding it regurgitated food. About two months after the egg hatches, as the weather becomes milder, the chicks huddle in a Crèche (zoology) for warmth and protection, still fed by their parents.
Eventually, both the chick and parents return to the sea and spend the rest of the summer feeding there. At the end of the summer the whole inland trip is repeated for all those penguins of breeding age, while the younger ones stay at the sea edge.
Conservation status
The Emperor Penguin, along with nine other species of penguin, is currently being considered for placement under the Endangered Species Protection Act. The primary reasons for this are declining food availability due to the effects of climate change, and industrial fisheries on the crustacean and fish populations. Other reasons for their placement on this list include such things as disease, foreign and introduced predators (this is more so for the other species of penguin than it is the Emperor), habitat destruction, and disturbance at breeding colonies by humans. The ruling for this will be introduced by November of this year, with protection commencing one year after.
Miscellaneous
- Apsley Cherry-Garrard, the Antarctic explorer said: "Take it all in all, I do not believe anybody on Earth has a worse time than an Emperor Penguin."Apsley Cherry-Garrard. From the Introduction to The Worst Journey in the World.
- The Emperor Penguin has been the subject of several documentaries. In 1993, the species was featured in the BBC series Life in the Freezer, hosted by David Attenborough. In 2005, the French documentary March of the Penguins (released as March of the Penguins in the U.S.) spotlit the penguins' reproductive cycle. The BBC and Attenborough covered the Emperor again in the 2006 series Planet Earth (TV series).
- The computer-animated movie Happy Feet (2006) features Emperor Penguins as its primary characters, depicting them as endangered by a shrinking food supply.
- The computer-animated move Surf's Up (film) (2007) features a genius Emperor penguin surfer named, Zeke " Big-Z" Topanga. numerous Emperor penguin chicks are featured.
- Emperor Penguins starred in Farce of the Penguins, a parody of March of the Penguins which included penguin chicks in the cracking egg scene.
- A Popular online children's game named Club Penguin is based on Emperor Penguins.
Further reading
- Deguine, Jean-Claude. 1974. Emperor Penguin: Bird of the Antarctic. The Stephen Greene Press, Vermont.
- Rivolier, Jean. 1956. Emperor Penguins. Elek Books, London.
- National Geographic CritterCAM additional feature on DVD version of March of the Penguins
References
- Database entry includes justification for why this species is of least concern
External links
- University of Michigan info site with citations for specific studies
- Info on Emperor Penguins by 70South
- National Geographic Kids' Creature Feature: Emperor Penguins
- Photographs of Emperor penguins
- The Emperor Penguin: Aptenodytes forsteriis
- Information about penguins
- Morphology of the Emperor Penguin including 3D computed tomographic (CT) animations of skeletons
- Emperor Penguin videos on the Internet Bird Collection
- Penguin World: Emperor penguin
- Canadian Museum of Nature: Emperor Penguin Emperor Penguin
- Emperor Penguins: Pioneering Science on the Frozen Fronier article from Scripps Institution of Oceanography
The Emperor Penguin : Aptenodytes forsteriis
All about the emperor penguin ... Aptenodytes forsteriis is the only penguin that inhabits the Antarctic continent.
Emperor Penguin
Penguins, Species notes etc. ... Distinguishing features. Largest of all the penguins, could only be confused with a King Penguin, but the location should be a give away.
The Emperor Penguin : Aptenodytes forsteri
Photos and information about the world's largest penguin.
The Emperor Penguin : Aptenodytes forsteri
An emperor penguin and her chick ... Aptenodytes forsteri is one of only two species of penguin that inhabit the Antarctic continent:
BBC - Science & Nature - Wildfacts - Emperor penguin
Emperor penguins are the largest of the family, and endure the worst breeding conditions of any bird.
Virtual Antarctica Science: Penguins
Emperor Penguin (Aptenodytes forsteri) The most regal of species, the Emperor is the largest living penguin, standing 40 to 50 inches (100 to 130 cm) and weighing from 66 to 83 ...
Emperor Penguin - Wikipedia, the free encyclopedia
The Emperor Penguin (Aptenodytes forsteri) is the tallest and heaviest of all living penguin species and is endemic to Antarctica. The male and female are similar in plumage and ...
Emperor Penguins
Emperor Penguins (Apenodytes forsteri) NWHCM: 1904.65.1 and NWHCM: 1904.65.2. Adult female and nestling given by R.W. Skelton (Engineer Lieutenant, RN) in 1904.
Emperor Penguin
Joomla! - the dynamic portal engine and content management system ... Largest of the Penguins. Size Height : 110 to 130 cm (44 to 52 inches) for average adult.
The Emperor Penguins on eBay, also, Collector Plates, Decorative ...
Find The Emperor Penguins in the , Collector Plates , Decorative Ornaments Plates , Collectables category on eBay.co.uk.