Dolphins and orcas have passed the evolutionary point of no return to live on land again
Dolphins and orcas have passed the evolutionary point of no return to live on land again
www.livescience.com Dolphins and orcas have passed the evolutionary point of no return to live on land again
Scientists have discovered that once a mammal has become fully aquatic, it passes a threshold that makes a return to terrestrial landscapes almost impossible.
Scientists have discovered that once a mammal has become fully aquatic, it passes a threshold that makes a return to terrestrial landscapes almost impossible.
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