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Orangutan climbing

Orangutan climb down a tree diagram after a unspoiled night ’s rest .

Orangutan nest

Orangutan nest view from above

Bent branch

Orangutans flex growing offset to make their nests .

Orangutan Nest

An orangutan nest gamy up in the forest canopy .

research worker determine a work-shy orangutan , still sleep in nest .

Researcher and orangutan nest

A research worker up in the trees by an orangutan nest .

Orangutans in the trees

Pongo pygmaeus up in the trees

Orangutans in the Tree .

Chimpanzee in nest

A chimpanzee hang around in his nest .

Researcher in chimp nest

A researcher taking over a chimpanzee nest .

Chimp nest

A chimp in his nest .

Orangutan climbing down a tree after a good night’s rest.

Orangutan nest viewed from above

Orangutans bend growing branches to make their nests.

An orangutan nest high up in the forest canopy.

Researchers find a lazy orangutan, still sleeping in nest.

A researcher up in the trees by an orangutan nest.

Orangutans up in the trees

Orangutans in the trees.

A chimpanzee lounging in his nest.

A researcher taking over a chimpanzee nest.

A chimpanzee in his nest.

a capuchin monkey with a newborn howler monkey clinging to its back

side-by-side images of a baboon and a gorilla

a close-up of a chimpanzee�s face

Chimps sharing fermented fruit in the Cantanhez National Park in Guinea-Bissau, West Africa.

a hand holds up a rough stone tool

A close-up of the head of a dromedary camel is shown at the Wroclaw Zoological Garden in Poland.

This still comes from a video of Julia with cubs belonging to her and her sister Jessica.

In this aerial photo from June 14, 2021, a herd of wild Asian elephants rests in Shijie Township of Yimen County, Yuxi City, southwest China�s Yunnan Province.

The pup still had its milk teeth, suggesting it was under 2 months old when it died.

Hagfish, blanket weed and opossums are just a few of the featured characters in a new field guide to slime-producing critters.

The reptile�s long tail is visible, but most of the crocodile�s body is hidden under the bulk of the elephant that crushed it to death.

An image comparing the relative sizes of our solar system�s known dwarf planets, including the newly discovered 2017 OF201

an illustration showing a large disk of material around a star

a person holds a GLP-1 injector

A man with light skin and dark hair and beard leans back in a wooden boat, rowing with oars into the sea

an MRI scan of a brain

A photograph of two of Colossal�s genetically engineered wolves as pups.

two ants on a branch lift part of a plant