Humans sleep less than every other primate on record, despite having the biggest brains — biologists call it the human sleep ...

The caption also highlighted the species' range and group dynamics. Ape Action Africa said mandrills live in the rainforests of Central Africa, including in parts of Cameroon, and "live in some of the ...

Animal welfare advocates say these highly intelligent and social species suffer when transported continuously between ...

With their killer instinct and feline prowess, the big-cat family represents some of the world's most impressive animals. All ...

Giraffe intelligence surprises scientists as the animals perform simple mental addition to choose larger hidden food rewards.

A tiny tooth can disappear between your fingertips without much effort. Yet some of the earliest clues to our own ...

The San Antonio Zoo has welcomed a baby François' langur, an endangered primate born with bright orange fur that visitors can ...

Last month, one of the apes at New Mexico's ABQ BioPark surprised her caretakers after a robin fledgling fell into her enclosure. Eve, one of the park's resident siamangs, has always had a gentle, ...

Wednesday marked the hottest day of the year in Little Rock, and while many are doing their best to stay out of the heat, ...

Summary: A new study has completely revived and expanded this lost chapter of human evolution. Leveraging modern molecular genetic dating and advanced phylogenetic statistical modeling, researchers ...

For nearly 30 years, a landmark study shaped how scientists understood the relationship between brain and body size in primates. Now, an Oxford evolutionary psychologist who doubted it from the start ...

Tiny fossil teeth discovered in Colorado reveal new clues about Purgatorius, the earliest known primate relative, reshaping ...