Knuckles the __ Is Sonic's Buddy
This page is the CodyCross answer for the clue below from California, Group 1147, Puzzle 3 (Santa Cruz Boardwalk).
Question is: Knuckles the __ Is Sonic's Buddy
and the answer is: ECHIDNA
Word Meaning:
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.
Definitions from Wiktionary.