Wonderopolis

Why Are They Called Killer Whales?

You might want to think twice before swimming with today’s Wonder of the Day!

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Why Are They Called Killer Whales?
Do Bats Need Maps?

Swing by Wonderopolis today for an all-new Wonder of the Day that may drive you batty!

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Do Bats Need Maps?
How Do Dolphins Use Echolocation?

Today’s Wonder of the Day will have you diving deep underwater with one of the smartest mammals in the sea!

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How Do Dolphins Use Echolocation?
How Are Dolphins and Porpoises Different?

Today’s Wonder of the Day may seem a little fishy! But that’s OK — we made it that way on porpoise!

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How Are Dolphins and Porpoises Different?
Can You See Sound?

Set your sights on today’s Wonder of the Day if you’re interested in seeing in an all-new way!

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Can You See Sound?