Not the kind you might have in your house, but more like an oceanarium. This aquarium is filled with gigantic, impressive ...

Duping a guppy is easier than duping a ring dove — at least when it comes to a classic optical illusion. In the Ebbinghaus illusion, two identical circles placed side by side are each framed by a set ...

A popular optical illusion can fool some animals, but not others, according to a recent study – and it may shed new light on how perception shaped their survival and evolution. The optical illusion ...

1 Department of Behavioural and Cognitive Biology, University of Vienna, Vienna, Austria 2 Department of Interdisciplinary Life Sciences, Konrad Lorenz Institute of Ethology, University of Veterinary ...

The guppies are getting a brand-new breeding setup, and it’s time to bring it to life. From setting up plants to introducing the first pair, every detail helps create the perfect space for baby fry.

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, ...

24-JUN-2025 - Guppies adapt remarkably quickly when faced with predators. In an experiment, researchers from Wageningen University & Research observed changes in reproduction and body shape within ...

When the evil robot Major Bummer tries to eliminate music from the galaxy, Princess Molly and the Guppies must restore peace, harmony and melody. The Guppies are excited for China's Lunar New Year ...

ZDNET experts put every product through rigorous testing and research to curate the best options for you. If you buy through our links, we may earn a commission. Learn Our Process 'ZDNET Recommends': ...

The key differences between Endlers and guppies include size, body shape, color, reproduction, origin, and gravid spot. These differences are explained in detail below. One of the main differences ...