肉食動物腸道短,以便及時排出廢物,因為肉的代謝產物很毒。所以狗啊貓啊排得很幹淨,不幹淨留有氣味,暴露目標,就捉不到獵物了。草食動物代謝產物毒性小,可以在腸道停留稍長,進一步發酵消化吸收。
肉食動物腸道短,以便及時排出廢物,因為肉的代謝產物很毒。所以狗啊貓啊排得很幹淨,不幹淨留有氣味,暴露目標,就捉不到獵物了。草食動物代謝產物毒性小,可以在腸道停留稍長,進一步發酵消化吸收。
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