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Birds have relatively high metabolic rates, and feathers act to insulate their bodies. These observations support which conclusion

about birds?
O
A. Birds are ectotherms that take on the temperature of their surroundings.
O
B. Birds are endotherms that conserve body heat to maintain a constant body temperature,
C. Birds are ectotherms that must constantly release heat to avoid overheating,
O
D. Birds are endotherms that must bask in the sun to keep their bodies warm.

User Smeet
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1 Answer

2 votes
A birds are ectotherms that take on the temperature of their surroundings
User Kjv
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