Polar Bears

Kingdom: Animalia
Can walk
it has 4 legs
it eats food
it digests it's own food
it is multicellular
are heterotrophers
do not have a call wall
has live birth
has a backbone
has fur
Phylum: Chordata
has a notochord
has a segmented body, muscles
has 3 germ layers
has a well developed colem
has a dorsal
has a hollow nerve chord
has a tail projecting beyond the anus
has pharyngeal pouches
has a vented heart
has a complete digestive system
has an endosketeton
Class: Mammalia
has 3 middle ear bones
has hair
has mammary glands( the malleus, the incus, and the stapes)
feeds their newborn young milk
have teeth
has a lower jaw
has a bone structure
has sweat glands
are warmblooded
has a 4 chambedered heart
Order: Carnvora
has an enlarged upper premolar
has a first lower molar
the carnassial pair
medium sized to small body
good sense of hearing, vision, and smell
they are rapid sprinters
transverse glenoid fossa, sagittalacrest, zygomaticarch, auditory bullae
have small stomachs
Family: Ursidae
heavily, powerfully built
small rounded ears
small eyes
short tails
long rough fur
plantigrade feet
4 forefeet
4 hind feet
has 5 digits, each digit ends in a strong claw
skulls are enlarged
good sense of smell
active during the day
Genius: Ursus
Species: Ursus Maritimus
polar bears are prdominantly carnivores
they eat fish, seals, seabirds, and reindeer
in the summer bears eat berries and vanous, and other vegetation
they often roam the tundra, but don't travel far from the ocean
References:
Information taken from Animal Diversity Web, December 13, 2000. http://animaldiversity.ummz.umich.edu/accounts/ursus/u._maritimus$narrative.html
My picture was found at:
Poem: Polar Bears are so cute
They look like there their in a suite
I want one really bad
