Eastern Baltic cod grow to much smaller sizes than they did just 30 years ago, because overfishing altered their genes, ...

Clownfish, beloved from 'Finding Nemo', are shrinking in response to warming oceans, a Newcastle University study finds. Researchers explore this survival strategy.

Clownfish are known for their remarkable ability to change sex to survive. Turns out, one species, clown anemonefish (Amphiprion percula), popularized in the Pixar hit movie Finding Nemo, have yet ...

Clownfish in Papua New Guinea are temporarily shrinking in response to heat stress caused by climate change, a new study found. Here's how that might help them deal with warmer water temps.