Image courtesy of Terry Howard, CC BY-SA 3.0). .
Joel Kontinen
Evolution answers the question of how the giant whales and the tiny bumblebee bat could come from the same forefathers.
As science puts it, how mammals ”evolved this level of variation has been a persistent question, with much debate being focused around the timing and tempo of evolutionary change.”
So, they do not know the answer, but they speculate
that certain lifestyles led to faster change,
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