Dolphin Quiz: Smart Swimmers

8 questions on dolphins: how they sleep, hunt, hear, call each other and grow up.
- Questions
8 - Length
About 5 min
Spoiler: show the questions 8 questions
- How does a dolphin sleep and still breathe?
- What do bottlenose dolphins use much like a name?
- How long does a young bottlenose dolphin usually stay with its mother?
- Put these in order of how long they can grow, shortest first.
- Dolphins got dye marks only a mirror could show them. What did they do?
- A human brain weighs about 1.4 kg. About how much does a bottlenose dolphin's brain weigh?
- Which sense have dolphins lost almost entirely?
- Why ride a boat’s bow wave?