With her parakeets in her studio providing background accompaniment to her explanation, Karen explains the segment that will temporarily, and adorably, transform Common Murre chick Maxwell in The Legend of the Great Auk into some of his, and his fellow alcid chicks, natural predators: owls, bald eagles and gulls. In addition to their natural predators, alcids have to fend off species that have introduced into their habitats, like foxes and rats. Eradication methods to rid these areas (often islands) of invasive species like rats and foxes are sometimes controversial, but effective.