Bernard D Roitberg

State-dependent domicile leaving rates in Anopheles gambiae

Background Transmission of Plasmodium greatly depends on the foraging behaviour of its mosquito vector (Anopheles spp.). The accessibility of blood hosts and availability of plant …

simon-p-zappia

On the evolution of omnivory in a community context

Omnivory is extremely common in animals, yet theory predicts that when given a choice of resources specialization should be favored over being generalist. The evolution of a …

alex-m-chubaty

To tree or not to tree: The role of energy limitation on host tree acceptance in a bark beetle

Background: Energy and time constraints experienced by dispersing animals often limit individual dispersal and subsequent habitat selection decisions. When substantial variation in …

alex-m-chubaty

On the evolution of omnivory in a community context

Background/Questions/Methods: An individual's ability to assimilate and obtain one food resource is constrained by trade-offs between foraging for alternate resources. Investment …

alex-m-chubaty

On the evolution of omnivory in a community context

alex-m-chubaty

Evolution of omnivory in a community context

alex-m-chubaty

Can selfish genes help prevent pest outbreaks?

Numerous economically and medically important insect species have been targets of genetic control efforts to reduce or eliminate their negative impacts. Selfish genes (coupled with …

alex-m-chubaty

A Theoretical Approach to Study the Evolution of Aggregation Behavior by Larval Codling Moth, Cydia pomonella (Lepidoptera: Tortricidae)

Pupation site-seeking larvae of the codling moth, Cydia pomonella, aggregate in response to aggregation pheromone produced by cocoon-spinning conspecific larvae. Larvae that pupate …

zaid-jumean

State dependent problems for arthropods

Insects and other arthropods face a number of (non-cognitive) decisions while foraging for resources, including whether to accept a current site for exploitation, which resources …

bernard-d-roitberg

An individual model of host selection for mountain pine beetle

Reproduction in mountain pine beetle (Dendroctonus ponderosae Hopkins) is contingent upon successful search for and attack of a suitable host tree (Pinus spp., especially lodgepole …

alex-m-chubaty