warm-bloodedness

the research pointed to warm-bloodedness being an ancestral trait that emerged early in dinosaur evolution.

该研究指出，温血作为一种祖先特征，出现在恐龙进化的早期。

because warm-bloodedness, a condition that requires a lot of calories, may have evolved to keep fungal infections at bay.

为了保持身体的恒温，我们必须消耗大量的热量，而这有可能也帮助了我们避免大部分的真菌感染。

Some have argued that such sophisticated behavior is suggestive of warm-bloodedness.

有人认为这些复杂的行为正好是恐龙属于温血动物的一种暗示.

That makes this species the closest of any fish to the warm-bloodedness typical of birds and mammals.

这一情况使得这一种类的鱼比起其他鱼类最接近恒温动物特征，如鸟类和哺乳类。