Dolphins sleep .... - The Dolphins Trivia 测试

Dolphins Pop Quiz

Dolphins sleep ....

Choose the right answer:

In groups. Half the pod sleeps while the other half watches for predators.

Nestled underneath a rocky overhang to protect themselves from predators.

They close one eye at a time, so one side watches for predators and one rests.

In shallow waters so they can surface every 8 分钟 for air.

R_U_LOST posted 一年多以前

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