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.Continue Reading
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 about Polar Bears
Polar bears possess a number of adaptations for the cold that keep them warm, including thick fur, thick fat and increased body size compared to other bear species. Due to these adaptations, polar bears are more likely to overheat than to experience hypothermia.Full Answer >
Polar bears cannot be kept as pets because they are an endangered species. It is illegal to personally own, buy, or sell an animal that is classified as an endangered species.Full Answer >
Polar bears rarely drink fresh water, as they derive most of their water needs from the chemical reaction produced when fat is metabolized. This is the main reason why a polar bear's diet is extremely heavy in fat provided by animals such as seals.Full Answer >
The poison-dart frog, the common name assigned to over 175 known species of the Dendrobatidae family of frogs, is endemic to the humid, equatorial zones within South and Central America. Habitats range from freshwater lakes and swamps to tropical high-altitude shrublands and lowland forests.Full Answer >