The rapid formation of 500 different species of fish in a single lake, each with specialized ecological roles, resulted from a small but genetically diverse hybrid population. Scientists show the ...

There are plenty of fish in the sea, but how can you count stock levels or protect endangered fish without seeing or catching ...

The fish that limbed vertebrates evolved from don't have obvious digit equivalents, and the most common types of fish just ...

A Leicester geneticist working with ape specialists at Twycross Zoo has developed a test which could help preserve highly vulnerable Gibbon populations from extinction. Almost all 20 species of gibbon ...

A new kind of fish is here—but it was never supposed to exist. Scientists created the “sturddlefish,” a hybrid between a Russian sturgeon ( Acipenser gueldenstaedtii) and an American paddlefish, ...

Scientists show the extraordinary diversity of cichlid fish in Africa’s Lake Victoria was made possible by ‘genetic recycling’ - repeated cycles of new species appearing and rapidly adapting to ...