She added that this kind of growth has long been considered special to warm-blooded animals like mammals and birds.

她补充说，长期以来，种长一直被认为哺乳动和鸟类等恒温动所特有的。

This isn't to say that Endotherms don't also have some variability in their body temperature.

说恒温动的体温也没有变化。

In the end the answer whether dinosaurs were ectotherms or endotherms is much more complicated than it seems.

最后，恐龙变温动还恒温动的答案比看起来要复杂得多。

Besides, the reading passage states that dinosaurs had legs that were underneath the body, which is the feature of endotherms.

此外，阅读文章指出恐龙的腿在身体下方，恒温动的特征。

And so if you're an endotherm, warm-blooded critter like we are, once your body temperature starts to drop off, then you can quickly die.

因此， 如果你像我们样的恒温动，一旦体温开始下降，就可能迅速面临死亡。