Dolphin Quiz 🧠

📚 What you learned about dolphins

1. How do dolphins find food in dark, murky water?✅ Echolocation, using clicks like sonarDolphins use echolocation, bouncing clicks off fish to "see" with sound.
2. What is a dolphin's "signature whistle"?✅ Its own special nameEach dolphin invents its own signature whistle that works just like its name.
3. What are groups of dolphins called?✅ PodsDolphins live in groups called pods and help each other when one is hurt.
4. How do dolphins sleep?✅ With half their brain at a timeDolphins sleep with one half of their brain at a time, keeping one eye open.
5. What tool do some dolphins use while hunting?✅ Sea sponges on their snoutsSome dolphins wear sea sponges on their snouts to protect them while hunting.
6. How does a dolphin breathe?✅ It breathes air through a blowholeDolphins are mammals that breathe air through a blowhole on top of their heads.
7. How fast can a dolphin swim?✅ More than 20 miles per hourDolphins can zip through the water at more than 20 miles per hour.
8. What kind of animal is a dolphin?✅ A toothed whale (a mammal)Dolphins are toothed whales, which are mammals, not fish.

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