Social mammals are wildly diverse, given that they can be found across all habitats and species. However, a new line of ...

A monkey descending a tree trunk often keeps its head up, moving almost like a cautious climber backing down a ladder.

Vertical locomotion in arboreal mammals is shaped by a complex interplay of body mass, limb proportions, grasping abilities, and head mass, and primates use distinct upright postures during descents.