Which of the following does NOT represent a form of parental investment?

A. a spermatophore containing nutrients eaten by a female insect
B. a male fish mouthbrooding eggs abandoned by a female
C. a copulatory plug deposited in the reproductive tract of a female mouse
D. a female bird incubating externally-laid eggs
E. all of the above represent a form of parental investment


Answer: C. a copulatory plug deposited in the reproductive tract of a female mouse

Biology & Microbiology

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