WordNet sense 1 (toothless mammal of southern Africa and Asia having a body covered with horny scales and a long snout for feeding on ants and termites):

pangolin, scaly anteater

WordNet sense 2 (any of several tropical American mammals of the family Myrmecophagidae which lack teeth and feed on ants and termites):

New World anteater

WordNet sense 3 (nocturnal burrowing mammal of the grasslands of Africa that feeds on termites; sole extant representative of the order Tubulidentata):

aardvark, ant bear, Orycteropus afer

WordNet sense 4 (small Australian marsupial having long snout and strong claws for feeding on termites; nearly extinct):

numbat, banded anteater, Myrmecobius fasciatus

WordNet sense 5 (a burrowing monotreme mammal covered with spines and having a long snout and and claws for hunting ants and termites; native to New Guinea):

echidna, spiny anteater