FILE PHOTO: This screen grab from a handout video taken on December 14, 2025, and released by the Sumatran Orangutan Society (SOS), shows a Sumatran orangutan using a canopy bridge constructed by ...

The fossils of two interrelated ancestral mammals, newly discovered in China, suggest that the wide-ranging ecological diversity of modern mammals had a precedent more than 160 million years ago.

Tropical tree-dwelling mammals such as monkeys, kinkajous and opossums depend on complex treetop highways to get to food, potential mates and avoid predators on the ground. In the largest-ever ...

Camera traps are scientists’ eyes in the wild–and SCBI scientist Tremaine Gregory has been looking up. She was looking nearly 100 feet up in to the canopy of the Peruvian rainforest to be exact. No ...

Scientists set out to measure the energetics of wild two- and three-toed sloths at a field site in in northeastern Costa Rica. The purpose of the study was to help explain why arboreal folivores are ...

Snakes are often associated with movements on the floor or inside bushes. There are also snakes living in the upper layers of forests where they feel much more comfortable. They are called arboreal ...

Although most of the terrestrial world is covered in trees, there are precious few vertebrates that make the canopy their home and subsist solely on a diet of leaves. Tree sloths are among the most ...