THE chances against the accidental discovery of a great natural law are so great that we cannot feel surprise that naturalists are slow to believe that Salpa, the animal in which Chamisso discovered ...

Review by: A. G. T. New Phytologist is a leading world journal, publishing original research papers on all aspects of the plant sciences. It publishes also a prestigious series of invited reviews, ...

This is a preview. Log in through your library . Abstract As host-plant density increases, the oviposition rate of Battus philenor butterflies increases, then levels off. By contrast, alighting rates ...