(A) Bluegill parental males divert resources toward growth instead of reproduction. Their large size allows them to defend territories and attract females.

(B) Sneaker males divert resources from growth to reproduction. They mature early as smaller fish who sweep into parental nests to shed sperm.

(C) A sneaker grows into a satellite male who impersonates a female to release his sperm as a (D) parental attempts to spawn with a female.