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Extinct ‘thunder beasts’ went from mini to massive in the blink of an evolutionary eye
Extinct ‘thunder beasts’ went from mini to massive in the blink of an evolutionary eye,Brontotheres grew from about coyote-sized, 40 pound creatures into 2,000 pound goliaths over 16 million years.

Extinct ‘thunder beasts’ went from mini to massive in the blink of an evolutionary eye

Brontotheres grew from about coyote-sized, 40 pound creatures into 2,000 pound goliaths over 16 million years.