Pinnipeds.

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Presentation transcript:

Pinnipeds

CHARACTERISTICS: Most live in cold water Closest relative is terrestrial bears; carnivores Legs modified to flippers

Dense fur; blubber Newborn Harp Seal

To land to reproduce & rest

Sea Lions

Visible external ears

Swim w/forelimbs Support weight on forelimbs

Hind limbs reversible Sexual Dimorphism Males much larger

Largest group of pinnipeds “True Seals” Harbor Seal, Harp Seal, Gray Seal, etc

No external ear Swim with hindlimbs; non- reversible Unable to support weight on forelimbs Male & female usually equal size

Large pair of tusks to search for inverts; both males & females

Whiskers act as “feelers”

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