Sometimes we feel angry and upset in hot weather. Did you know that fish act differently when their water is hotter or cooler?
The humpback whale uses a special strategy to hunt fishy prey. Almost like human fishermen the whales use a fisher net built of air bubbles instead of rope.
If a minnow's skin is damaged by an attacking pike, it releases a chemical that attracts more pike. Why would a minnow want to attract more trouble?
Green sunfish can see quite well in water that is thick and murky. How?
The Atlantic herring is one of the most abundant fish on Earth. It's long been known that herring make chirp-like sounds, especially when startled or in danger.
Step (or swim) right up for a free scale cleaning! Cleaner wrasse provide a very valuable service for their underwater clients.
Find out how these tiny fish can help do their part for hurricane relief.
A coral reef could be said to be both animal and plant.
Many fish travel in schools, but how do fish school, and why? Learn more on this Moment of Science.