Variations in Foraging Behaviour 45Table 4.1.
Genetically fixed versus unfixed (plastic) foraging behaviour in parasitoids and the foraging situations that affect the expected
occurrence of each type.
Extent of differences between host and habitat situations and the consistency in availability of each situationDifferences small;Differences large;Differences small;Differences large;Type of selectionavailability consistentavailability consistentavailability inconsistentavailability inconsistentSelection for diverse fixed adaptationsLowHighLowHighSelection for individual plasticityLowLowHighHighResultant type of foraging behaviourLess need for geneticGenetically different andAdjustable through learning Genetically diversified withdifferences or plasticityfixed for each type situationas situation necessitatesoverlay of plasticity