Large predatory fish often require high-protein diets to stay healthy. Instead of using store-bought food, I decided to catch ...

Interspecies communication was once thought to be rare outside of humans and apes, but research has shown it occurs in a variety of animals, including birds, cetaceans, and even fish. Doing so ...

In rivers that once held a balanced mix of native fish, a giant predator now dominates so completely that it has started lunging out of the water to grab unsuspecting pigeons. The wels catfish, a ...

The best jaw for hunting fast fish is long and full of sharp teeth. This makes sense to us, but it also makes sense in nature: New fossil evidence from Virginia Tech geoscientists revealed that ...

Newly discovered species of extinct fish shows striking similarities to unrelated modern-day predators, suggesting certain traits have emerged multiple times and remained consistent over hundreds of ...