New discoveries in the Dominican Republic suggest sebecids roamed the Caribbean as recently as 4.5 million years ago, long ...

Biologists have discovered two previously unknown species of crocodiles, one living on the island of Cozumel and the other on the atoll of Banco Chinchorro, both off the Yucat n Peninsula. The ...

Fossils reveal that sebecids, long-extinct land predators, survived far longer in the Caribbean than previously thought, ...

New fossil evidence suggests echidnas evolved from a water-dwelling ancestor, not a land-based one. The bone structure ...