During the course of evolution, the mammalian cranio-mandibular secondary joint—formed by the dentary condyle and the ...

Chinese paleontologists have made breakthroughs in the study of the evolution of the mammalian jaw joint by re-examining two ...

Scientists in Colombia’s Amazon are capturing and testing endangered pink river dolphins to monitor mercury contamination from illegal gold mining and deforestation.

A flash of pink breaks the muddy surface of the Amazon River as scientists and veterinarians, waist-deep in the warm current, patiently work a mesh net around a pod of river dolphins. They draw it ...

More than a dozen mammal species shimmer and glint purple and green, like precious opals. Their fur is iridescent, meaning its colour appears to change depending on the animal’s orientation relative ...

Little is known about the early history of lizards, snakes and their kin. New fossil discoveries reveal a complex ...

A strange Jurassic lizard discovered on Scotland’s Isle of Skye is shaking up what we know about snake evolution. Named ...