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Birds are __________ and have a _____-chambered heart. A. endothermic; three B. endothermic; four C. ectothermic; three D. ectothermic; four
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Birds are __________ and have a _____-chambered heart.

A. endothermic; three
B. endothermic; four
C. ectothermic; three
D. ectothermic; four

User Jitu
by
7.6k points

2 Answers

5 votes
Yea it's definitely D
User Jony Lalwani
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8.1k points
4 votes
Birds are endothermic and have a four chambered heart.
User Valerion
by
7.3k points
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