A) The birds do not have a urinary system
B) The drink less water, so very less urine
C) They urinate only at night
D) All of the above
Correct Answer: A
Solution :
[a] The birds do not have a urinary system like other living beings which possess urinary excretory organs. In the birds the urine is excreted from body without special organs.You need to login to perform this action.
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