Tropical fish are among the most popular pets in the world, with millions sold every year to brighten aquariums in homes, offices, and even car dealerships. Yet behind their vibrant colors lies a ...

Aquatic predators such as oscars, catfish, and pet turtles feed on other fish in the wild. But is feeding live fish a good idea in a home aquarium? It depends on the species and how comfortable you ...

Ivan Nagelkerken receives funding from the Australian Research Council (ARC). Angus Mitchell and Chloe Hayes do not work for, consult, own shares in or receive funding from any company or organization ...