Which mammals have no teeth?
- Life Science, Science Fun Facts
- September 21, 2012
Deep beneath the ocean, there’s a family of animals with spiny skin. Most people know about the starfish and the spiny sea urchin, but few people know about the ugliest member of the family, the sea cucumber. But out of all the members of the spiny-skinned family, it’s the sea cucumber that has one of
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