Which of the following is not considered an adaptation that benefits flight in birds?
A)lack teeth
B)small gonads, except during the breeding season
C)no urinary bladder
D)small pectoral muscles
E)most species have one ovary

Question

Quizplus · Accepted Answer

Small pectoral muscles would not benefit flight in birds, as these muscles are responsible for powering the downward wing stroke during flight. Larger pectoral muscles allow for more power and endurance during flight. The other adaptations listed, such as lack of teeth, small gonads, no urinary bladder, and one ovary, all contribute to reducing weight and increasing efficiency in flight.

Which of the Following Is Not Considered an Adaptation That