... (1987) Oviposition site selection and clutch size in insects. J. Math. Biol. 25, 1±22.Mangel, M. and Clark, C.W. (1988) Dynamic Modeling in Behavioural Ecology. Princeton University Press,Princeton, ... evidence that some insects delay reproductive senescence by altering host selection and clutch size behaviour. Here, we explore (1) the extent to which dynamic oviposition behaviour can prevent ... uponencounter rate, we solve a dynamic state-variable model (Mangel and Clark, 1988) to determine oviposition behaviour, keeping the deterministic setting. The dynamic model explicitly incorpo-rates the...