Atlantic puffin (Fratercula arctica) stick scratching

Central chimpanzee (Pan troglodytes troglodytes) termite fishing

Snapping shrimp (Synalpheus regalis) bubble stunning

Sponge crab (Alcockdromia fallax) algae carrying

Homo erectus (Pithecanthropus erectus) shell engraving

Bearded capuchin (Sapajus libidinosus) stone digging

Robotic spacecraft (Hayabusa2) asteroid sampling

Graphic tuskfish (Choerodon graphicus) anvil striking

A RARE example

Veined octopus (Amphioctopus marginatus) shell carrying

Corolla spider (Ariadna sp.) stone circles

Polar bear (Ursus maritimus) stone throwing

Defining tool use

Western chimpanzee (Pan troglodytes verus) spear hunting

Egyptian vulture (Neophron percnopterus) stone throwing

Green heron (Butorides striata) bait fishing