Meaning of the word monotreme in English

What does monotreme mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

monotreme

US /ˈmɑːn.ə.triːm/
UK /ˈmɒn.ə.triːm/
"monotreme" picture

Noun

a primitive mammal that lays large yolky eggs and has a pouch for the young (e.g., platypus, echidna)

Example:
The platypus is a fascinating example of a monotreme.
Echidnas are also classified as monotremes.