恒こう温おん動どう物ぶつ

noun

homeotherm; warm-blooded animal

Biological term for animals that maintain a constant body temperature, such as mammals and birds. Often contrasted with 変温動物 (poikilotherm).

See also: 変温動物 · 温血動物

• 哺ほ乳にゅう類るいと鳥ちょう類るいは恒こう温おん動どう物ぶつです。

  Mammals and birds are homeotherms.

• 恒こう温おん動どう物ぶつは気き温おんが変へん化かしても体たい温おんを一いっ定ていに保たもつ。

  Homeotherms keep their body temperature constant even when the air temperature changes.