Question

How do wales differ from fish

Answer 1

Whales are mammals
They need air to survive and they give out babies nine eggs

Answer 2

Whales are mammals that need air from the sea's surface to survive. Whales are capable of giving birth to live young. Fish have gills and use them to draw oxygen from the water. The majority of fish lay eggs. Whales and other marine animals with horizontal tail fins, such as dolphins, have vertical tail fins, while fish have vertical tail fins.

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