Refer to the given flow chart and select the correct option regarding P, Q, R and S.
AP could be duck-billed platypus or spiny ant eater.
BQ exhibits one non-feeding stage in its life cycle.
CR could be frog or hen.
DAll the stages of the life cycle of S are feeding and S could be beetle or botfly.
out of four stages in life cycle of frog , 2 are non feeding egg and pupa so option b is also wrong.