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2 suborders of Cetacea
What are Odontoceti and Mysticeti?
Protein in muscles that allows for oxygen storage
What is myoglobin?
Organisms not closely related independently evolved similar characteristics
What is convergent evolution?
Seals, sea lions, and walruses are found in this order
What is Pinnipedia?
Reptiles have these eggs
What are amniotic eggs?
Agricultural pesticide that inhibits calcification of pelican eggs
What is DDT?
Seabirds make up about _% of all birds
What is 3?
Seabirds that may drop its food to ensure that it is dead
What are seagulls?
Keeps reptile eggs protected and moist on land
What is a leathery shell?
3 adaptations for thermoregulation
What are blubber, fur, and countercurrent heat exchange?
Species that is the best diver of marine mammals
What is Cuvier's beaked whale?
Animals found in the family Odobenidae
What are walruses?
What are discrimination clicks?
Deep breathing done before diving
What is apneustic breathing?
Sea otters are found in this order
What is Mustelidae?
2 adaptations for buoyancy in sea turtles
What are fatty deposits and spongy bones?
Process by which cooling blood gets warmed up by another nearby blood vessel
What is countercurrent heat exchange?
The external ears found in Otariidae
What are pinna?
The family Phocidae contains this animal
Allows an organism to focus air in a certain direction during echolocation
What is the melon?
"Walking whale that swam", a famous fossil of one of the oldest whale ancestors
What is Ambulocetus natans?
Variance in _ and _ allows different shorebird species to coexist in the same habitat
What are leg and beak length?
Seabirds that dive 60-80 ft to catch food and pursue fish underwater
What are cormorants?
2 trademark features of marine mammals
What are streamlined bodies and blubber?
Smallest cetacean
What are vaquitas?