organism : [common name] polar bears
[scientific name] ursus maritimus
classification: kingdom, animals, phylum-chordate,class-mammals, order-carnivores, family-ursidae, genus-bear ursus, species-u, maritimus
habitat description - polar bears are marine mammals and spend much of their time on the artic sea ice . many adaption making polar bears uniquely suited to life in icy habitat . their fur is thicker than any other bears and cover even their feet for warmth and traction on ice.
geologic time - the polar bears which evolved from brown bears originated some 150,000 years old ,according to genetic analyses of a polar bear fossils..
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MORPHOLOGICAL AND MOLECULAR EVIDENCE
closest relatives- black bear, asiatic black bear, brown bear.
Black Bears- They both have fur skin there off spring are the same.
Asiatic Black Bears- They both are endangered species.
Brown Bears- They both are large species .
Evidence evolution of your organism - they show the similarities between both of the animals and same function of the animals.
dolphin - the reason why dolphin have legs is because they were walking on land
fish - they have gill but they are not using there gill
human - the human have the wisdom teeth and they are not using the gill...
explain how vestigial structure show evidence of evolution- it show that the animals have organ in there body and they are not using them..
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recent ancestor- brown bears, koala bears, giant panda
Brown bear-they share distinct D.N.A sequence they have the same footprint D.N.A........
brown bears- they have different terms of body size, skin, coat, color, different fur type...
koala bears- they both have the same fur......
koala bears-polar bears live around the arctic circle.koala live in the forest.......
giant panda- they are both large animals.pandas eat bamboo and polar bears eat meat...
explanation of what transitional fossil are show evidence of evolution- it show the different ancestor where the animal is originated..
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