echidna
Any of the species of small spined monotremes in the family Tachyglossidae, the four extant species of which are found in Australia and southern New Guinea.
Word history
From Latin "echidna".
Where this comes from
This definition is adapted from “echidna” on Wiktionary, by its contributors, published under CC BY-SA 4.0. This page is published under the same licence.