This journal provides immediate access to some articles. Volume 273(1597); August 22, 2006 Editorial Review African cichlid fish: a model system in adaptive radiation research PMCID: PMC1635482 Research Articles Demographic structure and pathogen dynamics on the network of livestock movements in Great Britain PMCID: PMC1635475 Modelling dispersal of a temperate insect in a changing climate PMCID: PMC1635484 Asymmetries in specialization in ant–plant mutualistic networks PMCID: PMC1635486 Estimating diversity of Indo-Pacific coral reef stomatopods through DNA barcoding of stomatopod larvae PMCID: PMC1635474 Embryo development and ageing in birds and mammals PMCID: PMC1635478 | ||