the marine biome marine vertebrates: pinnipeds and carnivora
TRANSCRIPT
The Marine BiomeMarine Vertebrates:Pinnipeds and Carnivora
Carnivora and Pinnipeds
•Have prominent canine teeth.
•Pinnipeds: ▫Seals, sea lions, walruses
•Carnivora: ▫Sea otters and polar bears
Pinnipeds
•“fin footed”
•Have blubber•Use flippers for movement•Do not walk well on land•Only go on land to bear young, sun bathe,
and molt ▫Must go on shore to breed, give birth, and
nurse
Pinnipeds
Seals:
•No ear flaps•Use rear flippers to propel forward and front
flippers for steering•Front flippers have short claws to pull
themselves along the ground•Have a torpedo like shape in the water to
move rapidly
Examples
•Ribbon Seal
Examples
•Spotted Seal
Examples
•Harbour Seal
Examples
•Crabeater Seal
Pinnipeds
Sea Lions:
•Have ear flaps•Front flippers are used to propel through
water•Move rear flippers to walk forward•Graceful and agile swimmers•Rounded snout•Larger than seals
Examples
•Stellar Sea Lion
Examples
•California Sea Lion
Examples
•Australian Sea Lion
Examples
• Is this a seal or a sea lion?▫seal
Pinnipeds
Walruses:
•Large protruding tusks for digging mollusks
•Stiff whiskers for feeding on ocean floor•Some have blubber up to 6 inches thick
Examples
•Atlantic Walrus
Examples
•Pacific Walrus
Carnivora
Sea Otters:
•Lack a layer of blubber•Trap heat with dense fur•Eat mostly shell fish or small fish•Spend most of the day maintaining their
fur
Examples
•African Clawless Otter
Examples
•Northern Pacific Sea Otter
Carnivora
Polar Bears:
•Semi aquatic•Feed primarily on seals•Recently been put on the endangered
species list because of loss of habitat due to global warming