Geologists discovered a fossilised single vertebra of the giant sea lizard known as a mosasaur that lived during the late ...

Miní, a wild-born female jaguar, takes an unbelievable journey from the Iberá Wetlands to the Gran Chaco forest to revive a dwindling population of jaguars in Argentina. Conservationists led by the ...

Researchers uncovered one vertebra, and based on its size, they estimate the massive creature was at least 30 feet long when ...