Australia's tropical fish are heading south into cooler waters. These fish are not just visiting. They are settling into the milder "temperate" reefs that used to be too cold for them. As they do, ...

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 ...