Crocodiles have ruled rivers and wetlands for over 200 million years, but a handful of animals push back hard enough to win.

The first four-legged vertebrates did not grow up like tadpoles after all. That idea has shaped the story of life on land for decades. Early tetrapods, the ancient animals that gave rise to mammals, ...

Some early crocodylomorphs were fast, land-running predators with long legs and an upright posture, unlike modern crocodiles. Ancient crocodile relatives were far more diverse, including terrestrial, ...

Crocodiles were not always the aquatic predators we know today. Living crocodiles evolved from ancient lineages that were equally at home on land as in water. According to a new study conducted by an ...

Imagine a crocodile that would rather sprint than swim. It dashes over dry ground on long, slender legs like a reptilian greyhound. Instead of lurking in murky rivers, this Triassic predator moved ...

A "dominant" crocodile-like predator with a big lump on its head preyed on man's ancestors three million years, ago, according to new research. Early humans - embodied by the iconic hominin Lucy - ...

Baby crocodile-like early tetrapods called embolomeres. New fossil evidence suggests that these embolomeres did not undergo a metamorphosis the way that modern amphibians do when growing up, which ...

A dominant predator in Lucy's world The newly named crocodile ranged from 12 to 15 feet in length and adults weighed between 600 and 1,300 pounds. It was a dominant creature and the only crocodile on ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. The crocodile’s death roll may seem savage, but scientists say it’s actually an elegant ...