Which one of the following is most likely to occur in an animal during winter?
A. Activation of sweat glands
B. Dilation of skin blood vessels
C. Panting
D. Thermogenesis
Which one of the following is most likely to occur in an animal during winter?
A. Activation of sweat glands
B. Dilation of skin blood vessels
C. Panting
D. Thermogenesis