Researchers analyzed fossils and DNA to get a big-picture view of sloth evolution and determine what drove their immense size ...

A new fossil and DNA analysis traces how dozens of sloth species responded to climate shifts and humans. Just two small tree-dwelling sloths remain today.

The discovery provides a fascinating glimpse into Florida’s prehistoric past and adds another significant chapter to our understanding of the megafauna that inhabited North America before their ...

They found the small endomyarian anemone is perhaps the most prevalent animal on the Porcupine Abyssal Plain — making up about half of megafaunal density — and studied its feeding and burrowing habits ...

The Tasmanian Tiger was last seen in its native habitat in 1936 Madison E. Goldberg received her B.S. in Journalism and double minors in publishing and photography from Emerson College in 2022 ...

With no land predators to fear, birds filled every niche, from insect-chasers to megafaunal herbivores ... they vanished from the landscape. Their extinction marked the end for Haast’s eagle ...

Credit: Andrey Atuchin “This fossil skeleton provides new evidence concerning how placental mammals diversified ecologically following the extinction of the dinosaurs,” said Chester, a curatorial ...

Meanwhile, camel populations remaining in North America, including those in Alaska, would eventually go extinct along with many other large mammals during the Pleistocene megafaunal extinctions ...

The company’s press release claimed the pups to be “the world’s first de-extinct animals … brought back from extinction using ... for preying on now-extinct megafauna like ground sloths ...

"The debate about the extinction of the Australian megafauna has been going on for decades, but now we can take it to an individual and species-by-species perspective," said Dosseto, from the ...