Researchers at the University of South Florida are uncovering new clues about how animals evolve by studying rattlesnake ...

A longstanding theory in evolutionary biology is that venomous predators like rattlesnakes often develop complex venoms in ...

On remote islands in the Gulf of California, scientists uncovered a surprising twist in rattlesnake evolution: simpler venom ...

Learn more about how shifting biodiversity has resulted in a surprising evolutionary change for rattlesnake venom.

The power of a rattlesnake's venom to incapacitate its prey may depend on more than just its potency, or even the prey animal ...

A new study found that some rattlesnakes are producing simpler venoms containing fewer and more focused toxin families than complex venoms -- a surprising discovery that challenges long-held ideas ...

In their latest study, published in Evolution, they found that some rattlesnakes ... on islands with more space and more competition, rattlesnake venom became more specialized.