Polar bears are placed in the phylum chordata because they, like all other chordates, develop a notochord or “back-string” during the early stages of embryonic development. … In addition, chordates are bilaterally symmetrical, meaning that they face the environment in only one direction.
Why are polar bears carnivores?
Because the polar bear’s body requires a diet based on large amounts of seal fat, it is the most carnivorous member of the bear family. … Food can be hard to come by for polar bears for much of the year.
What phylum is the polar bear in?
Хордовые
Why are polar bears eukaryotic?
Order. The polar bear is classified in the Eukaryote domain because it is a multi-cellular organism. The polar bear is part of the Carnivora order because it eats meat for their primary food.
Is a polar bear a Heterotroph?
The polar bear is a heterotroph meaning that it cannot synthesize its own food and eats other organisms. … The polar bears diet mainly consists of seals and fish making it a carnivore.
Do polar bears eat humans?
Bears. Polar bears, particularly young and undernourished ones will hunt people for food. … Truly man-eating bear attacks are uncommon, but are known to occur when the animals are diseased or natural prey is scarce, often leading them to attack and eat anything they are able to kill.
Do polar bears eat penguins?
Polar bears do not eat penguins, since penguins live in the southern hemisphere and polar bears live in the northern hemisphere.
Do polar bears eat fish?
Food Preferences & Resources
When other food is unavailable, polar bears will eat just about any animal they can get, including reindeer, small rodents, seabirds, waterfowl, fish, eggs, vegetation (including kelp), berries, and human garbage.
What are male and female polar bears called?
Male: Adult male polar bears, called boars, are substantially larger than adult females. Newborn calves weigh about 454 to 680 g (16 to 24 oz.) Male: 350 to 650 kg (772 to 1,433 lbs.) Female: 150 to 250 kg (331 to 551 lbs.)
What are baby polar bears called?
A Polar Bear baby is called a cub. A female polar bear can give birth to one to three cubs, but will normally give birth to 2 cubs.
What family are grizzly bears in?
Bears
Did you know polar bear facts?
Top 10 facts about polar bears
- Polar bears are classified as marine mammals. …
- Polar bears are actually black, not white. …
- They can swim constantly for days at a time. …
- Less than 2% of polar bear hunts are successful. …
- Scientists can extract polar bear DNA from just their footprints. …
- They face more threats than climate change.
What order are polar bears in?
Белый медведь/Отряд
What eats a polar bear?
Predators. Adult polar bears have no natural predators except other polar bears. Cubs less than one year old sometimes are prey to wolves and other carnivores. Newborn cubs may be cannibalized by malnourished mothers or adult male polar bears.
What are 5 animals that live in the tundra?
Living in the Tundra
Animals found in the tundra include the musk ox, the Arctic hare, the polar bear, the Arctic fox, the caribou, and the snowy owl.
What lives in a tundra?
Animals found in the Arctic tundra include herbivorous mammals (lemmings, voles, caribou, arctic hares, and squirrels), carnivorous mammals (arctic foxes, wolves, and polar bears), fish (cod, flatfish, salmon, and trout), insects (mosquitoes, flies, moths, grasshoppers, and blackflies), and birds (ravens, snow buntings …