| Autor: |
Veidt, Emma, Gates, Zoe, Davis, Shannon, MacMillan, Josh, Smith, Tom |
| Předmět: |
|
| Zdroj: |
Backpacker; Nov/Dec2021, p54-56, 3p, 9 Color Photographs |
| Abstrakt: |
Although a mother polar bear's heart and respiration rates slow, her body temperature drops only a little, so it can still react quickly to predators, adapt to changing weather, and fix a deteriorating den. In snowy environments where logs and caves aren't available, bears adapt to fit the climate, says bear biologist Tom Smith. - Tom Smith, Bear Biologist WHY DON'T POLAR BEARS HIBERNATE?. [Extracted from the article] |
| Databáze: |
Complementary Index |
| Externí odkaz: |
|
