There are 5 mammals that lay eggs
- Platypus. The sleek and adaptable platypus makes its home on land and water and is odd enough that the first scientists to learn of the mammal thought they were being pranked. … For more on this amazing creature
- Eastern Long-Beaked Echidna. …
- Western Long-Beaked Echidna. …
- Short-Beaked Echidna. …
- Sir David’s Long-Beaked Echidna.
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