Which mammals have no teeth?
- Life Science, Science Fun Facts
- September 21, 2012
Imagine that you’re out on a boat, watching a clear, calm ocean before you. Suddenly, the surface of the ocean is disturbed by movement. It looks like bubbles are coming to the surface. Then, like a dance, a dozen humpback whales break the surface at once! This happens often in the wild, and it’s because
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