The freshwater fish has emerged as a cheap and effective weapon against mosquito-borne diseases, in drains, water bodies and concrete reservoirs Guppy fish stored and bred in a discarded bath tub in ...

The male praying mantis (Hierodula tenuidentata) eating a guppy fish (Poecilia reticulata) starting from the tail, while the fish is still alive and breathing in the water.Credit: Rajesh Puttaswamaiah ...

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.

New research from the University of Florida found that native fish are winning the battle against other invasive aquatic species. Scientists say that’s good for the state’s ecosystems. The study, led ...