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This Concept Map, created with IHMC CmapTools, has information related to: Courtship Feed Def Mech AdFunct 091616, Courtship Feeding is costly to males, Invertebrates including Scorpionfly; male gives a salivary secretion to the female, females by using glandular products for her protection (six-spotted burnet), females by providing "gifted" food, Ornate Moths for which Males offer both sperm and food inside of a spermatophore, costly to males because predators may more easily find "providing males", costly to males because it takes energy to find / produce "nuptial gifts", Vertebrates including Birds; Male shrikes impale the prey on thorns and sticks to lure the female based on the size of prey, the behavior increases the "fitness" of males, the behavior increases the "fitness" of females, Courtship Feeding occurs when (= "mechanism" & examples) Vertebrates, Invertebrates including Crickets, Courtship Feeding occurs when (= "mechanism" & examples) Invertebrates, the behavior increases the "fitness" of the offspring (directly), the offspring (directly) for example: eggs are protected with glandular products (six-spotted burnet), males by manipulating / decieving the female into mating or prolonging copulation, Scorpionfly; male gives a salivary secretion to the female which serves as a gift before copulatoin. This occurs after prolonged courtship interactions, males by showing his ability to provide food, Courtship Feeding is "Evolutionarily Adaptive" (= "Evolutionary Consequence"), males by occupying the female's time