Not all fish play by the same reproductive rules. Evolutionary biology reveals how deception became a successful mating ...

Becky O'Brien always wanted to work with ocean life, but she didn't realize she'd be able to do the job in the middle of the ...

For just one or two nights each spring, spotted salamanders emerge from underground and go in search of vernal mating pools.

Building a complete goldfish breeding setup designed for efficiency and success. From layout to filtration everything is ...

Emperor cichlids, large fish native to Lake Tanganyika in Africa, don't like being stared at, especially if someone's gaze is directed at their offspring. Those are the findings of a new study ...

What most anglers never see happens below the surface. Territorial displays, color shifts, and precise movements signal spawning behavior. The rare footage captures a moment usually missed by human ...

Fish may possess the ability to perceive where another being’s attention is focused. And they don’t like when it’s focused on them or on their children ...

Amazon mollies don't need a man, and never will. A new study finds they can purge and repair genetic mutations that would ...

With Friday fish fry season upon us, it's time to tackle the really tough question, and no, we're not talking whether you should get a single or double order of perch. It's about that piece of rye ...

Scientists have uncovered new clues about some of Earth’s earliest fish, shedding light on the ancient origins of vertebrates ...

The tiny Amazon molly (Poecilia formosa) has always fascinated researchers because, according to the rules of evolution, it shouldn't have survived as a species, let alone thrive as a species for over ...

The grunion runs aren't exclusive to just one beach in Southern California. Here's what to know if you want to take a fish home.