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mountain pine beetle, Dendroctonus ponderosae
From a photograph by Ward Strong
BC Ministry of Forests, Lands, and Natural Resource Operations

Abstracts from
the May issue, Volume 16 (2014)
are linked below.
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Volume 16, May 2014

Is there specificity in a defensive mutualism against soil versus lab nematodes, Dictyostelium discoideum farmers and their bacteria?
Boahemaa Adu-Oppong, David C. Queller & Joan E. Strassmann (
Keywords: defensive mutualisms, Dictyostelium discoideum, Caenorhabditis elegans, Oscheius tipulae, bacteria

ESS versus Nash: solving evolutionary games.
Joe Apaloo, Joel S. Brown, Gordon G. McNickle, Tania L.S. Vincent & Thomas L. Vincent (
Keywords: Nash equilibrium, ESS, Darwinian dynamics.

'To tree or not to tree': the role of energy limitation on host tree acceptance in a bark beetle.
Alex M. Chubaty, Melanie Hart & Bernard D. Roitberg (
Keywords: dispersal, host selection, state-dependent behaviour, condition-dependent behaviour, bark beetles, Dendroctonus ponderosae

A predator-prey foraging game: how does prey density influence tactics?
Merav W. Katz, Zvika Abramsky, Burt P. Kotler, Inbar Roth, Stav Livne, Ofir Altstein & Michael L. Rosenzweig (
Keywords: predator–prey foraging game, prey density, anti-predatory behaviour, marginal value theorem, optimal foraging

An assembly rule could explain the canonical property of the lognormal species-abundance distribution.
Julián Simón López-Villalta (
Keywords: assembly rules, biodiversity, community ecology, macroecology, niche assembly, resource partitioning