Study suggests prehistoric whales may have sucked at feeding

In the distant past, all whales had teeth. Now, some feed using baleen instead. A new analysis of previously-discovered fossils has provided a fresh insight into the evolution of that baleen, suggesting that for a while, some whales simply sucked down their food.

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Category: Biology

Tags:

• Evolution
• Fossils
• Smithsonian
• Whale

from New Atlas (Gizmag) https://ift.tt/2reu679