Horsehair Worm Summary

The parasites Yong talks about all have a certain goal in mind, and to achieve that goal they need a host to control, like how a cricket swallowed the larva of horsehair worm and then the word grew inside the worm and eventually need to get out so it could mate, how the worm did that was by releasing proteins into the crickets’ brain that makes it act out and then when the cricket goes by water it jumps in and drowns. After that the horsehair worm can get out and look for a mate.