Ever see a bird trying to pull a worm out of its hole? Earthworms have a surprisingly good grip with tiny bristles called setae, which can be extended and retracted to help it move.
|You think opossoms have an interesting sex life? I'm a hermaphrodite.|
There's plenty more to learn about earthworms and other creatures in Passionate Slugs & Hollywood Frogs: An Uncommon Field Guide to Northwest Backyards.