When it comes to finding a mate, male guppies rely on their brothers to ward off the competition. For male Trinidad Guppies applies: if you are hungry, seek female company. A recent study led by ...

In the guppy-keeping community, snow white guppies are highly prized due to their remarkable all-white look, which distinguishes them from many other popular strains. Snow white guppies, in contrast ...

Male guppies can have offspring long after they have died (Pierson Hill) Male guppies are able to reproduce for almost a year after they have died by storing their sperm inside females. Researchers at ...

The more colorful males were up to two times more sexually active than other guppies. By Laura Baisas Published Jul 10, 2025 3:00 PM EDT Get the Popular Science daily newsletter💡 Breakthroughs, ...

TALLAHASSEE, Fla. -- When it comes to choosing a mate, female guppies often go for the mates with the flashiest, most interesting color patterns. But why is that? Turns out, it's all about psychology.

In a new study, researchers found that female guppies often choose a mate that physically stands out from the rest of the pack because of a common type of learning called habituation. Through ...