The following essay is extracted from the newly released Second Focus, a collection of original and contemporary essays on themes of Jewish thought in the weekly parashah. They all use tools. Chimpanzees strip twigs of their leaves and poke them into termite mounds to get at the termites.
Otters use stones to break open oysters.
Bowerbirds use bark and leaves as paintbrushes with their green saliva to paint their bower displays. Sand wasps, after sealing the chambers of their larva with earth, use pebbles to pound the earth into a firm seal. Weaver ants grasp their own larva between their jaws and squeeze them gently, causing them to exude a sticky secretion, and then use them as tubes of glue to paste leaves together. In parashat Mattot , we are instructed that a vessel obtained from non-Jews must be immersed in a mikveh before usage. The answer to that one is a bit more complicated.