How do small animals know migration paths the moment they are born? Like how eels travel thousands of miles after they are born.
In: Biology
It’s still hypothetical, but there is some evidence to suggest many animals can sense and possibly even see magnetic fields, which might be what migration paths are based on.
https://en.m.wikipedia.org/wiki/Magnetoreception
>Magnetoreception has been reported in the European eel,[33] while amphibians and reptiles including salamanders, toads and turtles exhibit alignment behaviours with respect to the Earth’s magnetic field.
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