- echidna, spiny anteater, anteater - New Guinea echidnas
--1 is a kind of monotreme, egg-laying mammal
--1 is a member of Zaglossus, genus Zaglossus - echidna, spiny anteater, anteater - burrowing spine-covered monotreme of Australia having a long snout and claws for hunting ants and termites
--2 is a kind of monotreme, egg-laying mammal
--2 is a member of Tachyglossus, genus Tachyglossus