Mammals and Synapsids Flashcard

Front

What do mysticetes primarily feed on?

Back

Small zooplankton

Front

What percentage of the neocortex in tactile specialists is devoted to tactile interpretation?

Back

25%

Front

What is the only extant pinniped with tusks in both males and females?

Back

Walrus (Odobenidae)

Front

What is the primary diet of polar bears?

Back

Seals and walruses

Front

When did Ursidae originate?

Back

20 mya

Front

Define Mysticetes.

Back

A group of baleen whales that primarily feed on small zooplankton.

Front

What is the function of the neocortex in mammals?

Back

Involved in higher-order brain functions such as sensory perception, cognition, and motor commands.

Front

What are pinnipeds?

Back

A group of marine mammals that includes seals, sea lions, and walruses.

Front

What is the primary adaptation of polar bears for hunting?

Back

Their white fur provides camouflage in the Arctic environment.

Front

What is the significance of the neocortex size in mammals?

Back

Larger neocortex size is often associated with higher cognitive abilities.