Tuesday, November 09, 2004

Cetacean, Feeding adaptations

Before cetaceans evolved aquatic adaptations, they had a fully differentiated set of teeth (heterodont dentition), including incisors, canines, premolars, and molars. As the animals became more adapted to aquatic locomotion and lost the ability to manipulate food with their forelimbs, they started grabbing their food and swallowing it whole. In toothed

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