Los delfines son unos mamíferos esbeltos y aerodinámicos de la familia de las ballenas, que miden entre 1.2 y 9 metros de largo. Tienen una piel lisa y gomosa que va del gris/azul al negro en la parte superior y habitualmente blanca en la inferior. Tienen dos aletas laterales y una dorsal recta en la espalda y una cola trasera. Tienen un hocico largo y delgado y un espiráculo sobre la cabeza.
OBSERVACIONES
El cuerpo de los delfines está hecho para maniobrar rápidamente en el agua y cazar. ...
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