How to Use "echidna" with Example Sentences

1. Wait ! Wait , you 're an echidna !
2. The echidna leads the gtms team australia defense .
3. Darwin would have studied monotremes egg-laying mammals such as the echidna .
4. An echidna resembles a less-prickly porcupine .
5. One of the mascots for the 2000 olympics , in australia , is the echidna .