In response to social cues, individual clownfish will switch sexes. Cutting-edge research reveals the neural and genetic ...

University of Otago – Ōtākou Whakaihu Waka scientists have discovered that it takes mere minutes for a species of sex-changing fish to develop dominant behaviour after a change in the pecking order.

America's rivers are changing rapidly due to climate change, and fish are getting confused as a result, a new study has found. The study, published in the journal Science by scientists at the ...

Climate change is shaking up the seas, changing fish distribution throughout the oceans. And fishers in the tropics are ...

Remove the top male spotty fish and, within minutes, the next-in-line female morphs into the tank s new tyrant charging and nipping rivals while her body quietly begins a weeks-long transition to male ...

Fish weight in the western North Pacific Ocean dipped in the 2010s due to warmer water limiting food supplies, according to a new study. Researchers analyzed the individual weight and overall biomass ...

NEW YORK (AP) — If in the beginning there was male and female, fish seem to have forgotten the memo. For nearly 500 fish species, including the clownfish in “Finding Nemo,” the great divide between ...

Grist thanks its sponsors. Become one. To support our nonprofit environmental journalism, please consider disabling your ad-blocker to allow ads on Grist. Here's How This story is excerpted from THE ...