Egg-Laying Mammal, Such as a Duck-Billed Platypus
Puzzle 3 of Paper Crafts Hard Pack
Question is: Egg-Laying Mammal, Such as a Duck-Billed Platypus
and the answer is: MONOTREME
Word Meaning:
MONOTREME — (zoology) Any of the order Monotremata of mammals that lay eggs and have single orifices for urogenital and digestive functions (cloaca); an echidna, platypus or one of their extinct relatives.
Definitions from Wiktionary.