Polar Bear
By: E.R.
Kingdom | Phylum | Class | Order | Family | Genius Species |
Kingdom: Animalia Return to top
Multicellular
Bacteria
Blue Green Algae
Heterotrophs
Phylum: Chordata Return to top
Bilateral Symmetry
Segmented body, including segmented muscles
Three germs layers and a well developed coelom
Single dorsal, hollow nerve cord
Tail projecting beyond the anus at some stage of development
Class: Mammalia Return to top
The 3 other characteristics not found in other animals are:
3 middle ear bones
hair
mammary glands
The 3 bones found in the Polar Bears ears are:
malleus
incus
stapes
Order: Carnivora: Return to top
Polar bears eat medium sized animals
They are also long distance runners and very flexible to get their food.
Family: Urisdae Return to top
The feet of Polar Bears are plantigrade, and most have hairy sole.
Most are nocturnal, but polar bears are often active during the day. Bears of some species put on considerable fat in the fall, then den up and sleep through most of the winter. Their sleep is not true hibernation, because their body temperatures remain high, and most body functions continue.
The skulls of bears are elongated.
Genius Species: Ursus Return to top
Polar Bears are very cute and fury animals and great to study. Polar bears have very unique physical characteristics and habitat life. Polar bears are interesting to study and are great animals.
Polar Bears have several physical characteristics that help them survive. For example, they have suction cups on their front paws and the soles of the rear paws. This shows that, they are able not to slip on ice and maintain speed. For example, Polar bears have a white thick fury coat. This sows that they are able to blend in with the ice and keeps them warm. For example, Paddle like paws and sharp claws. This shows that, they use their paddle like paws to help them swim and sharp claws to break open their food.
A Polar Bears habitat is isolated and safe. For example, they prefer ice in the artic. This shows that, they might need to be in ice in the winter. For example, they live in areas were they can find food. This shows that, Polar Bears need food to survive. For example, In the summer they live in areas were they can find grass, kelp, and berries. This shows that, they might live on the beach for kelp, or on a field for grass, and berries there.
Polar bears have physical characteristics that help them in their environment. We should take care of their habitat so we preserve their species. In a Polar Bears environment they need to have food in the area in order to live.
|
Haiku Play fast in the snow Run from their enemies Slide on really cold ice
|
Works Cited:
Information:
Muzzy, Catherine. Personal interview. 16 Apr. 2003.
http://animaldiversity.ummz.umich.edu/accounts/ursus/u._maritimus$narrative.html. 16 Apr.
Pictures:
