Polar bears have white fur so that they can camouflage into their environment . Their coat is so well camouflaged in Arctic environments that it can sometimes pass as a snow drift. Interestingly, the polar bear's coat has no white pigment; in fact, a polar bear's skin is black and its hairs are hollow.
14 сент. 2021 г. · First, darker colors are better at absorbing heat from the sun, which is an advantage to a polar bear trying to stay warm in the Arctic. Second, ... |
20 февр. 2020 г. · It's also thought that the transparency of their thick coats is designed to allow better heat absorption from the sun into their black skin ... |
17 дек. 2017 г. · They thought the structure of the hair, along with the black skin beneath, allowed polar bears to absorb way more heat from sunlight than other ... |
16 авг. 2022 г. · Just like you, Polar bears have keratin in their hair too. These protein molecules have a slight off-white colour, which further contributes to ... |
11 сент. 2023 г. · The polar bear's fur is also translucent, and only appears white because it reflects visible light. |
8 авг. 2023 г. · They have black skin and transparent, hollow fur. It looks white because it's reflecting the sun. Their fur can turn green in zoos from algae. |
17 июл. 2018 г. · Underneath that heavy coat, polar bears have black skin. This is an adaptation to help them absorb as much heat as possible from the sun's rays. |
Thanks to its dark color, it absorbs more sunlight, which heats the animal's body. The fur itself consists of transparent, hollow hair — it reflects very well ... |
Videolar| Novbeti > |
| Axtarisha Qayit Anarim.Az Anarim.Az Sayt Rehberliyi ile Elaqe Saytdan Istifade Qaydalari Anarim.Az 2004-2023 |