1. Seals, Sea Lions, Walruses

2. Introducing! The Pinnipeds Means “fin-footed mammals” 3 families:
Odobenidae
Walruses!
Otariidae
The “eared seals”
Sea lions
Fur seals
Phocidae
True seal (earless seals)
Introducing!
The Pinnipeds

3. Odobenidae Only lives in the Arctic! Characterized by being very bulky
Has long tusks! (males)
Odobenidae

4. Phocidae Lack external ears Torpedo-like bodies
Better built for deep dives & long migrations
Not very social and live in smaller groups
Can’t walk on their front flippers like fur seals, walruses and sea lions!
Examples: harbor seals
Phocidae

5. Otariidae Have external ear flaps Very vocal and social
Better adapted for land movement
Larger flippers than Phocidae
Examples: Japanese Sea lion & Stellar Sea Lion; fur seals
Otariidae

6. Out of the water, seal hearing is almost as good as a human’s?
The smallest pinniped is the Galapagos fur seal
About 4.5’ – 5’ in length!
The largest pinniped is the male Elephant Seal
He can be up to 13’ long and near 8800 lbs!!!
A seal’s nose closes automatically when it enters the water?
It opens again when it resurfaces!
That seals use a type of sonar?
Their whiskers act like a type of radar, detecting movement in the water
They can even find food in the dark!
Only six of the seal species live in Antarctica, but they make up the majority of the seal population
Did You Know…..?

7. Antarctic Seals (southern seals)
Antarctic Fur Seals
Crabeater Seals
Leopard Seals
Ross Seals
Elephant Seals
Weddell Seals
Antarctic Seals (southern seals)

8. Ross Seal
Elephant Seals
Leopard Seal
Weddell Seal
Crabeater Seal

10. Sea Lions