A s nighttime settled over the rainforest of northeastern Peru, a "dwarf"-like mammal moved through the tree branches and began climbing across an artificial bridge. Its passage set off a nearby trail ...

Researchers trekking through a rugged Peruvian river basin found a never-before-seen species named Marmosa chachapoya.

"We know very little about this species, including its natural history and distribution ... The ancient Chachapoya people lived in northern Peru from about A.D. 800 until the arrival of the Incas in ...

High in the Andes, a tiny surprise awaited scientists who had come to find an obscure species of squirrel. What they found ...

Scientists have discovered a new species of poisonous frog -- brightly colored and measuring just a few millimeters -- in the ...

NEW YORK - There could be a new contender for heaviest animal to ever live. While today's blue whale has long held the title, scientists have dug up fossils from an ancient giant that could tip the ...

Eleanor has an undergraduate degree in zoology from the University of Reading and a master’s in wildlife documentary production from the University of Salford. Eleanor has an undergraduate degree in ...

A recent study has found that monkeys trafficked in Peru are spreading viruses, parasites and bacteria to humans all along the trafficking route. These pathogens can lead to tuberculosis, Chagas ...

Move over, blue whale. There is a new contender for the most massive animal in Earth’s history. Scientists on Wednesday described fossils of an early whale unearthed in Peru called Perucetus colossus ...