According to Hulsey’s research, decisions like that could lead to evolutionary changes within decades for native species. The ...

Along the murky bottom of the Amazon River, serpentine fish called electric eels scour the gloom for unwary frogs or other small prey. When one swims by, the fish unleash two 600-volt pulses of ...

Add Yahoo as a preferred source to see more of our stories on Google. A close-up view of a fish with a muscular, hand-like fin resting on a coral reef in clear, sunlit water.© A-Z Animals The post The ...

Coral reefs are home to a spectacular variety of fish. A new study shows that much of this diversity is driven by a relatively recent innovation among bony fish -- feeding by biting prey from surfaces ...

Archerfish shoot down prey without ever leaving the water. Behind this strange tactic lies a finely tuned system shaped by ...

An animal's ability to adapt to its environment is clearly key to its survival, but does that ability come at a physiological cost? A clever experiment comparing laboratory zebrafish with their wild ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Fish aren’t supposed to survive on land. Without being ...

What if eating fish made you grow bigger… and eventually turn into a shark? We tested it to see how far the transformation ...