Enter a clue or pattern or both:

The Clue

Duckbill or echidna (9 letter answer)

The Answer

MONOTREME

Tags


Notes

The answer MONOTREME is so rare that it appears less than once every 2500 puzzles.

Related Clues

Egg-laying mammal

Definition

MONOTREME as a noun:

1. (monotreme, egg-laying mammal) = the most primitive mammals comprising the only extant members of the subclass Prototheria