Featured in humans

an illustration of two human ancestors in africa
x-ray of impacted wisdom tooth
fossilized human footprints
A 3-D rendering of a human-like skull faces forward against a black background. The skull is a tan color and has a pronounced brow ridge, large nose cavity, and square-ish eye sockets. The lower jaw is absent.
A snoozing little puppy.
footprint in desert sand
sika deer in nara park, japan
sand dunes in a desert with blue skies
ancient human tools