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Enlace: http://www.pbs.org/wgbh/nova/seahorse/

Descripción: PBS NOVA Online.
«...I had an academic interest in the evolution of sex differences -- and in seahorses only the male gets pregnant, which of course raises a lot of questions about sex differences. And then the third reason is that, as I began to work with seahorses, I became completely addicted to the little creatures and now I would find it very hard to move my attention away from them and their relatives.»