You value independent local news, so become a sustainer today to power our newsroom. Grunions are the only fish in the world that come out of the water and burrow into the sand to lay their eggs.

CC0 Usage Conditions ApplyClick for more information. Mandarin fish couples have an elaborate courtship ritual that involves them dancing closely to one another. It's almost cheek to cheek, as they ...

CHICAGO (WLS) -- Love is in the air at Shedd Aquarium. For many animals, the changing of the season means it's time to pair up with a mate. The Shedd Aquarium's penguins have some unique courtship ...

There’s no shame at all in having problems in the bedroom, but ‘sorry, my forehead teeth won’t get up,’ might be a new one. Male ratfish, also called ghost sharks, live in the depths of the ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. This voice experience is generated by AI. Learn more. This ...