FLOUNDER the guppy may be the perfect gentleman in the hit Disney movie Little Mermaid. FLOUNDER the guppy may be the perfect gentleman in the hit Disney movie Little Mermaid. But all is not what it ...

If you’re thinking of setting up an aquarium in your home, you may be wondering what kind of fish you’d like to have in your tank. Freshwater fish are a popular option since it can be easier for ...

Just got your first aquarium? Here’s what you should populate it with. From garden ponds filled with Koi Carp to the humble ...

Discover how male guppies use sexual conflict and gonopodial claws to enhance sperm transfer in freshwater fish mating. As if the duck-rape genitalia arms race and traumatic sex in bed bugs weren’t ...

When Robert Heathcote dips his head into the rivers of Trinidad, he’ll often see little black dots moving through the water, even when it’s murky. Those dots are the eyes of small, inch-long fish ...

To the surprise of the scientists, populations of a South American guppy were spotted at the Fernando de Noronha archipelago, a volcanic island in the South Atlantic. Even if being easily adaptable ...

Adding colorful tropical fish to your aquarium is a no-brainer if you love being mesmerized by beautiful colors and patterns. Many people, when they hear the word ‘fish’ think of dull grey fish or the ...

To marine biologists, the guppy (scientific name Poecilia reticulata), AKA the rainbow fish or the millionfish, is one of the world’s most popular tropical fish and one of the most widely distributed ...