Estimating the relative fitness of local adaptive peaks: the aerodynamic costs of flight in mimetic passion-vine butterflies Heliconius

Floral isolation between Aquilegia formosa and Aquilegia pubescens

Origin of a haplodiploid beetle lineage

Anthropogenic extinction of top carnivores and interspecific animal behaviour: implications of the rapid decoupling of a web involving wolves, bears, moose and ravens.

Genetic divergence and units for conservation in the Komodo dragon Varanus komodoensis

The maximum oxygen consumption and aerobic scope of birds and mammals: getting to the heart of the matter.

Different period gene repeats take 'turns' at fine-tuning the circadian clock.

Feature matching and segmentation in motion perception.

Implication of the visual system in the regulation of activity cycles in the absence of solar light: 2-[125I]iodomelatonin binding sites and melatonin receptor gene expression in the brains of demersal deep-sea gadiform fish

Spatial working memory in rats: no differences between the sexes.

Is female preference for male repertoires due to sensory bias?

Immunocompetence of nestling great tits in relation to rearing environment and parentage

Testosterone-induced male traits in female ruffs (Philomachus pugnax): autosomal inheritance and gender differentiation

A function of synchronous chorusing and a novel female preference shift in an anuran

Punishment of polygyny