Although carnivorous fish have long been important in aquatic ecosystems, one invasive and aggressive predator has been ...

The fast-growing creatures are carnivorous, eating zooplankton when they are young, but quickly progressing to insects, small amphibians, and other fish. These fish, whose elongated bodies earned ...

A new species of prehistoric fish was found in iron-rich stone in ... or a curved tooth may help researchers identify an aquatic reptile as a carnivore or herbivore. In a few rare cases, something ...

sharks are also fish! The blue shark is a carnivorous fish that lives in deep oceans all around the world. They can swim fast and are very good at hunting other fish. A pike is a freshwater fish ...

Smaller carnivorous plants specialise in single-celled organisms (such as bacteria and protozoa) and aquatic examples also eat crustaceans, mosquito larvae and small fish. Carnivory is such an ...