Animal breeding has traditionally focused on improving mean trait performance; however, contemporary research increasingly highlights the significance of genetic variation not only in trait means but ...

Scientists studied puddle frogs to identify genetic variation hotspots and places where the climate crisis could wipe out populations too homogenous to adapt Even widespread species could be ...

Our analysis showed that temporal perception has even greater variation than scientists may have realised. Our perceptual ...

Does evolution follow certain rules? Can these rules be predicted? Southeast Asia’s tree shrews break multiple rules when it comes to body size variation – with an unexpected twist – according to ...

Behavioral variation in animals is often influenced by experience. Previous studies have found that daily threatening experiences can enhance fear- and anxiety-like behaviors in some vertebrates.