Species like the blue whale became so big only in the past 4.5 million years, a result of changes to the food supply in the oceans, scientists say.
NICHOLAS ST. FLEUR, NY Times: Science
Wed, 05/24/2017 - 6:30am
Species like the blue whale became so big only in the past 4.5 million years, a result of changes to the food supply in the oceans, scientists say.