homotherm
/ˈhoʊməˌθɜrm/
noun
- An animal that maintains a constant body temperature, typically warmer than its environment, such as a mammal or bird.
- Unlike reptiles, a homotherm can stay active in cold weather because it generates its own heat.
- The biologist explained that being a homotherm requires a lot of energy to maintain a stable internal temperature.
- A homotherm like a polar bear keeps its body warm even in freezing temperatures.
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