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100

2 suborders of Cetacea

What are Odontoceti and Mysticeti?

100

Protein in muscles that allows for oxygen storage

What is myoglobin?

100

Organisms not closely related independently evolved similar characteristics

What is convergent evolution?

100

Seals, sea lions, and walruses are found in this order 

What is Pinnipedia?

100

Reptiles have these eggs

What are amniotic eggs?

200

Agricultural pesticide that inhibits calcification of pelican eggs

What is DDT?

200

Seabirds make up about _% of all birds

What is 3?

200

Seabirds that may drop its food to ensure that it is dead

What are seagulls?

200

Keeps reptile eggs protected and moist on land

What is a leathery shell?

200

3 adaptations for thermoregulation

What are blubber, fur, and countercurrent heat exchange?

300

Species that is the best diver of marine mammals

What is Cuvier's beaked whale?

300

Animals found in the family Odobenidae 

What are walruses?

300
High frequency clicks used in echolocation 

What are discrimination clicks?

300

Deep breathing done before diving

What is apneustic breathing?

300

Sea otters are found in this order

What is Mustelidae?

400

2 adaptations for buoyancy in sea turtles

What are fatty deposits and spongy bones?

400

Process by which cooling blood gets warmed up by another nearby blood vessel

What is countercurrent heat exchange?

400

The external ears found in Otariidae 

What are pinna?

400

The family Phocidae contains this animal

What is a seal?
400

Allows an organism to focus air in a certain direction during echolocation

What is the melon?

500

"Walking whale that swam", a famous fossil of one of the oldest whale ancestors

What is Ambulocetus natans?

500

Variance in _ and _ allows different shorebird species to coexist in the same habitat

What are leg and bill length?

500

Seabirds that dive 60-80 ft to catch food and pursue fish underwater

What are cormorants?

500

2 trademark features of marine mammals

What are streamlined bodies and blubber?

500

Smallest cetacean

What are vaquitas?

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