echidna(redirected from Piggibilla)
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echidnaany of the spine-covered MONOTREME mammals of the family Tachyglossidae, found in Australia and New Guinea. They have a long snout and claws for digging out ants.
an Australian terrestrial anteater; a burrower with a long snout and tongue. A monotreme. Called also spiny anteater, Tachyglossus and Zaglossus spp. Includes long-nosed echidna (Zaglossus bruijni), short-nosed echidna (Tachyglossus aculeatus).