| | This journal provides immediate access to some articles. Discrimination of flying mimetic, passion-vine butterflies Heliconius R. B. Srygley and C. P. Ellington Proc Biol Sci. 1999 November 7; 266(1434): 2137. doi: 10.1098/rspb.1999.0899.PMCID: PMC1690334 Visual mate choice in poison frogs. K Summers, R Symula, M Clough, and T Cronin Proc Biol Sci. 1999 November 7; 266(1434): 2141–2145. PMCID: PMC1690338 Why do male snakes have longer tails than females? R. Shine, M. M. Olsson, I. T. Moore, M. P. LeMaster, and R. T. Mason Proc Biol Sci. 1999 November 7; 266(1434): 2147. doi: 10.1098/rspb.1999.0901.PMCID: PMC1690340 Nest predation and the evolution of nestling begging calls J. V. Briskie, P. R. Martin, and T. E. Martin Proc Biol Sci. 1999 November 7; 266(1434): 2153. doi: 10.1098/rspb.1999.0902.PMCID: PMC1690345 Repeatability of basal metabolism in breeding female kittiwakes Rissa tridactyla C. Bech, I. Langseth, and G. W. Gabrielsen Proc Biol Sci. 1999 November 7; 266(1434): 2161. doi: 10.1098/rspb.1999.0903.PMCID: PMC1690336 Evolution of the genetic covariance between male and female components of mate recognition: an experimental test. M W Blows Proc Biol Sci. 1999 November 7; 266(1434): 2169–2174. PMCID: PMC1690339 Zinc tolerance and hyperaccumulation are genetically independent characters. M R Macnair, V Bert, S B Huitson, P Saumitou-Laprade, and D Petit Proc Biol Sci. 1999 November 7; 266(1434): 2175–2179. PMCID: PMC1690342 Selective increase of a rare haplotype in a land snail hybrid zone M. Schilthuizen, R. F. Hoekstra, and E. Gittenberger Proc Biol Sci. 1999 November 7; 266(1434): 2181. doi: 10.1098/rspb.1999.0906.PMCID: PMC1690333 Relationships of the extinct moa-nalos, flightless Hawaiian waterfowl, based on ancient DNA. M D Sorenson, A Cooper, E E Paxinos, T W Quinn, H F James, S L Olson, and R C Fleischer Proc Biol Sci. 1999 November 7; 266(1434): 2187–2193. PMCID: PMC1690346 Does interspecific hybridization influence evolutionary rates? An experimental study of laboratory adaptation in hybrids between Drosophila serrata and Drosophila birchii. M J Hercus and A A Hoffmann Proc Biol Sci. 1999 November 7; 266(1434): 2195–2200. PMCID: PMC1690337 Phylogenetic approaches to nomenclature: a comparison based on a nemertean case study. M Härlin Proc Biol Sci. 1999 November 7; 266(1434): 2201–2207. PMCID: PMC1690344 Languages, geography and HLA haplotypes in native American and Asian populations. M V Monsalve, A Helgason, and D V Devine Proc Biol Sci. 1999 November 7; 266(1434): 2209–2216. PMCID: PMC1690343 Analysis of cytokine dynamics in corneal allograft rejection. C C Chan, J Stark, and A J George Proc Biol Sci. 1999 November 7; 266(1434): 2217–2223. PMCID: PMC1690347 A paradoxical improvement of misreaching in optic ataxia: new evidence for two separate neural systems for visual localization. A D Milner, Y Paulignan, H C Dijkerman, F Michel, and M Jeannerod Proc Biol Sci. 1999 November 7; 266(1434): 2225–2229. PMCID: PMC1690335 Models of axon guidance and bundling during development. H G Hentschel and A van Ooyen Proc Biol Sci. 1999 November 7; 266(1434): 2231–2238. PMCID: PMC1690341 |