Why Is the Preservation Potential of Feathers So Low

question 21

Multiple Choice

Why is the preservation potential of feathers so low?

• A)because birds usually die in dry environments
• B)because feathers do not contain hard parts
• C)because feathers are very small and thus are not well preserved
• D)because birds die in forests,areas with high oxygen levels

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Definitions:

Pectoralis Group

A collection of muscles in the chest that include the pectoralis major and pectoralis minor, critical for the movement of the shoulder and arm.

Quadriceps Femoris

A large muscle group comprising four muscles on the front of the thigh, responsible for extending the knee.

Vastus Intermedius

A muscle of the anterior thigh situated beneath the rectus femoris, part of the quadriceps femoris group.

Rectus Femoris

A muscle in the quadriceps group that extends the leg at the knee and is involved in the flexion of the thigh at the hip.