Two fossil hunters dropped into a Florida river that looked like brewed coffee and came back with a time capsule. What ...

A new road being built led to the bones of two giant ground sloths being discovered in Wilmington, launching them into local ...

At the end of the Cretaceous Period, a type of giant reptile called mosasaurs occupied and dominated oceanic food webs.

A new study has reconstructed anacondas that lived in what’s now Venezuela 12 million years ago. The fossil vertebrae reveal ...

A fossil reveals the existence of Athenar bermani, a new sauropod that redefines the family tree of Utah's giants.

New research reveals ancient anacondas were as big as today's giants. Fossils from Venezuela show these snakes reached 5.2 ...

While other species downsized and died out across millennia the anaconda remains an Amazon giant. The Green Anaconda is the heaviest snake on Earth today. For decades, many paleontologists suspected ...

Giant anacondas grew large early and kept that size for millions of years, surviving climate shifts and habitat changes ...

Paleontologists have identified a new species of sauropod dinosaur, Mamenchisaurus sanjiangensis, from a partial skeleton ...

Ancient anaconda fossils show that the snakes became giants soon after emerging in Miocene South America. Their size has stayed stable for over 12 million years, even though other huge reptiles went ...

Anacondas have been giants of the animal world for over 12 million years, reveals new research. Analysis of fossils from South America shows that the tropical snakes reached their maximum size 12.4 ...

A new fossil study reveals that giant anacondas achieved their immense size around 12.4 million years ago, a dimension they ...