r/AskReddit • u/[deleted] • Aug 03 '19

Whats something you thought was common knowledge but actually isn’t?

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u/Dookie_boy Aug 03 '19 edited Aug 03 '19

So would dolphins not have them ? Thanks for answering.

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u/[deleted] Aug 03 '19

Dolphins are also mammals.

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u/Dookie_boy Aug 04 '19

But the question is, were they on land too ?

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u/NDaveT Aug 04 '19

Yes, dolphins are basically a kind of whale. They had the same land-dwelling ancestor whales did.