The Echidna is very distantly related to the platypus, as both creatures are monotremes, or egg-laying mammals.
The echidna does not have any close relatives.
No, he's an Echidna.
amy rose is an echidna.
Are you sure he's an Echidna? He might be a hedgehog, and if he is, he's called silver.
16 btw he's an echidna
If you mean "echidna," than it is a Australian type hedgehog.
i dont think he likes anyone plus knuckles is not a hedgehog hes an echidna
Vicious the Echidna is the more powerful incarnation of Vicious the Hedgehog
knuckles love 3 girl call rouge the bat from sonic x, Sonia the hedgehog from sonic underground and julie-sue the echidna from sonic comic but he did not like shade the echidna and tikal the echidna
Amy Rose is a hedgehog.
No, He doesn't.
Julie-Su first appeared in Archie Knuckles the Echidna issue 4. but her first appearance in Sonic the Hedgehog was issue #53
they are platypus ant eater hedgehog echidna and bob the builder