Mammal
Platypus
The platypus is a mammal that lays eggs.
Photo by Charles J. Sharp. CC BY-SA 4.0 · Source
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Unusual but true
A platypus lays eggs, and its bill can feel tiny electric signals.
Where it lives
Platypuses live in rivers in eastern Australia.
What it eats
A platypus eats worms, insects, and shellfish.
How big
About the size of a small cat.
Places: River