The male frog can be distinguished from the female frog by________
A. The green colour of the skin
B. The presence of vomerine teeth
C. The presence of vocal sacs
D. The large spots on the skin
Answer:C
The male frog can be distinguished from the female frog by________
A. The green colour of the skin B. The presence of vomerine teeth C. The presence of vocal sacs D. The large spots on the skin