Across
- 2. What sounds do whales make?
- 4. What do people use whale songs for?
- 6. What did people think whale songs used to be?
- 7. What don't whales have that humans do?
- 8. How many miles away can you hear a whale sing?
Down
- 1. How do whales navigate?
- 3. What do whales use echolocation for?
- 5. How many minutes can whales sing for?