Search Results for: Toothed wheels
researcher, stanford university; jeremy goldbogen , assistant professor of biology, stanford university; and nicholas pyenson , research geologist and curator of fossil marine mammals, smithsonian institution — our thanks to the conversation , where this post was originally published on december , . both toothed
aquatic lifestyle, and roughly million years longer for whales to become the giants of the sea. once whales became completely aquatic some million years ago, the types that succeeded in the ocean were either baleen whales , which fed by straining seaweater through baleen filters in their mouths, or toothed...
http://advocacy.britannica.com/blog/advocacy/2020/01/why-are-whales-big-but-not-bigger/