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Why Is the Platypus a Mammal?: Media

The platypus has a bill and webbed feet like a duck and venom like a snake. And it lays eggs. Despite all of this, it’s classed as a mammal. Why?

Images

platypus
The platypus uses its strong front limbs for swimming as well as for digging. It...
© Lukas_Vejrik/Shutterstock.com