[PDF.76sg] Dolphins (Wildlife Monographs)

Dolphins are highly evolved and social animals, with their own language of clicks and whistles and elaborate courtship rituals.  Their obvious curiosity about the world extends to humans, if only for a few moments of fun, but unfortunately this factor of their intelligence has made them targets for exploitation.  Add that to pollution, toxins and the practice in some cultures to kill them for food, dolphins, while not yet an endangered species, are cont...

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