Guppies are beginner-friendly, low-maintenance fish that thrive in a 10-gallon tank, with a peaceful temperament and omnivorous diet. Males are smaller with vibrant colors, while females are larger ...

Duping a guppy is easier than duping a ring dove — at least when it comes to a classic optical illusion.

Guppies can be fooled by optical illusions into believing objects are smaller or larger than they really are. This suggests they might not always make the best choices in their natural environment.

Scientists tested two species against each other to see which was more likely to fall for an optical illusion.

Are you new to fish-keeping and planning to start an aquarium? Well, while keeping an aquarium at home needs efforts and time ...

A new study reveals guppies are easily tricked by optical illusions, while ring doves see clearly, highlighting differences ...

I Bought RARE MONSTER FISH For The NEW AQUARIUM! is a FUN video where we get NEW pet MONSTER FISH for my fish tank! As you ...

Five minutes in the life of a guppy, in the terrible spring of 2015: You’re swimming around with your friends in a tank. You’ve been here for days. Food falls from the sky. Everything is fine. Then ...

The guppy studied is the tiny fish in the bottom-left corner. Also shown are the two predators researchers used to stress the guppy out: a heron and a blue acara cichlid. The guppy studied is the tiny ...