There's two competing theories for how magnetoreception works.

关于磁知觉的工作原理，有两种相互竞争的理论。

It's been found in many animals that exhibit magnetoreception.

它在许多表现出磁知觉的动物体内都被发现。

With magnetoreception, you don't know where to look.

有了磁知觉，你就不知道该往哪里看了。

For a hatchling sea turtle, the answer is magnetoreception.

对于刚出壳的海龟来说，答案是磁感应。