Dolphin intellect never ceases to astound our less-flippered companions – and we're not just talking about the dolphin who stole a woman's iPad this week. Dolphins "sing" to their newborn calves in the womb, according to new research. Dolphins, like humans, utilize "signature whistles" to identify and communicate with one another. Mother dolphins have been spotted performing … [Read more...] about Mama Dolphins Sing to Their Babies in the Womb