In a river of western Brazil, an “armored” creature with bumpy lips swam through the “dark tea-colored” waters. Something about it caught the attention of nearby scientists — and for good reason. It ...

Africa's tropical belt, defined by the Guinean forests of west Africa and the Congo Basin of central Africa, is globally ...

Biological crisis threatens food security and livelihoods of more than 85 million people across East Africa ...

WWF works to sustain the natural world for the benefit of people and wildlife, collaborating with partners from local to global levels in nearly 100 countries.

Tetras are one of the most popular and diverse types of freshwater aquarium fish. With more than 150 unique types of tetra ...

Whether you’re an experienced aquarium keeper or a total novice, one of the first decisions about any freshwater setup will be about the types of aquarium fish you select. Thankfully, this list will ...

An estimated 26 per cent of Africa’s freshwater fish species are threatened (including those assessed as Critically ...

Museum ichthyologist Cristhian Conde-Saldaña uses evolutionary genetics to study freshwater fishes and document at-risk ...

Researchers developed a way to run tests on fish learning and memory in the animals' natural environments. The results may ...

Effective disease management and mitigation strategies for fish diseases depend on timely and accurate diagnosis. In recent years, artificial intelligence methods—classification algorithms in ...

The Shedd Aquarium's Karen Murchie expects her sucker research into longnose suckers to expand knowledge on a prime prey fish ...