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Flat illustration of a brown echidna with sharp black and tan quills protecting a single cream egg on a gray background

Think you know every egg-laying mammal? Take this echidna quiz and find out now.

Unusual Mammals

Difficulty

Medium

Questions

20

Volts

2/q

One opening for everything and a tongue that never misses. This is the world of the Tachyglossidae. You have seconds to identify their defense shapes, their island homes, and that specific state of dormancy. Don't just guess at the names and nicknames. Show us you belong at the top.