The bird is a kea from New Zealand, and his fabrication of an instrument to help him preen his feathers appears to be unique, researchers say. By Nicholas Bakalar Many animals are known to use tools, ...

After his recovery, researchers noticed Bruce was using small pebbles to rid his plumage of mites and dirt—a practice that has never been observed before. University of Auckland Necessity may be the ...

Many animals are known to use tools, but a bird named Bruce may be one of the most ingenious nonhuman tool inventors of all: He is a disabled parrot who has designed and uses his own prosthetic beak.