While many animal species possess an ability to withstand very low temperatures, the wood frog, also known by its scientific name Rana sylvatica, is the largest animal known to survive up to two-thirds of its body water being frozen.Know More
While frozen, a wood frog can stop breathing and its heart may stop beating for weeks at a time. This process of freezing and thawing out may occur multiple times over the course of a winter.
In addition to the wood frog, the tardigrade, or water bear, is a microscopic organism that can withstand temperatures as low as minus 457 degrees Fahrenheit. This animal is only 1 millimeter in length and can also survive in boiling water, high radiation environments and outer space.Learn More
The polar bear's ecological niche is that of a specialized predator of seals. Polar bears are the most carnivorous (meat eaters) of all the bear species, and their diet mainly consists of ringed seals and larger bearded seals.Full Answer >
Polar bears do not eat penguins in the wild because the animals are not able to interact. Polar bears live in arctic regions, while penguins are found in the southern hemisphere.Full Answer >
Polar bears breathe air through their noses and mouths and into their lungs. Polar bears are also adept at holding their breath while diving underwater, with polar bears in the wild being observed holding their breath for up to 72 seconds.Full Answer >
Polar bears protect themselves and their young with powerful forearms, sharp claws and strong jaws. Polar bears use their claws for hunting and gaining traction on the ice as well as for protection.Full Answer >