New fossil reveals the weird ‘tooth cushions’ of an apex predator from 425 million years ago

Roughly 425 million years ago, in the warm seas over what is now southern China, there lived a metre-long bony fish with jaws ...

Vocal analysis and AI uncover two new Amazon antbirds in five-species complex

Scientists have discovered that a widely recognized Amazonian antbird is not one, but five distinct species—including two ...