The various spiders that go by the name “banana spider” all look very different. Brazilian wandering spiders. There are several species within the genus Phoneutria, but many have the same ...

However, there’s no single definition of a species, meaning this vital concept in biology can be difficult to understand. Find out the different ways scientists have of describing what species are, ...

"The kind of banana we eat today is not the ... which is not a single species, but a "species complex" with hundreds of different varieties that specialize in affecting different plant hosts.

A fungus that can infect over 100 different plants is devastating ... During the 1950s, the pathogen wiped out commercial banana crops and made one species–Gros Michel bananas–functionally ...