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When Charles Darwin first proposed how evolution works in 1859, it seemed plausible. Tiny changes stack up over time, eventually leading a species to become something entirely different. Aside from ...

We are lizard biologists, and to do our work we need to catch lizards – never an easy task with such fast, agile creatures. Years ago, one of us was in the Bahamas chasing a typically uncooperative ...

At a time when biodiversity is under severe pressure from human activities, understanding how evolution works is more important than ever. A new study about vole teeth, published in PNAS, reveals that ...

Certain species of wasps and frogs share a pain and inflammation peptide similar to one found in vertebrates to help defend against predators – a discovery researchers say contributes to a shifting ...