Dolphins have long been a source of fascination for humans fortheir immense intelligence, charming personalities, and magnificentacrobatics. But there are lots of things that we don’t know aboutthese captivating mammals: Did you know that there are 37 differentspecies of dolphins? Or that dolphins drink milk? That they takenaps? Or that some scientists believe that the dolphin’s ancestorsonce walked upright on land? Here, 3-D, layered models let childrenlook through a dolphin's insides while they encounter interestingfacts and vivid illustrations along the way.
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