| | This journal provides immediate access to some articles. Research Articles Upstream reciprocity and the evolution of gratitude Martin A Nowak and Sébastien Roch Proc Biol Sci. 2007 March 7; 274(1610): 605–610. Published online 2006 December 19. doi: 10.1098/rspb.2006.0125.PMCID: PMC2197219 Using models to identify routes of nosocomial infection: a large hospital outbreak of SARS in Hong Kong Kin On Kwok, Gabriel M Leung, Wai Yee Lam, and Steven Riley Proc Biol Sci. 2007 March 7; 274(1610): 611–618. Published online 2006 December 12. doi: 10.1098/rspb.2006.0026.PMCID: PMC2197207 Compelling evidence that a single nucleotide substitution in TYRP1 is responsible for coat-colour polymorphism in a free-living population of Soay sheep J Gratten, D Beraldi, B.V Lowder, A.F McRae, P.M Visscher, J.M Pemberton, and J Slate Proc Biol Sci. 2007 March 7; 274(1610): 619–626. Published online 2006 December 12. doi: 10.1098/rspb.2006.3762.PMCID: PMC2197217 Early Cambrian origin of modern food webs: evidence from predator arrow worms J Vannier, M Steiner, E Renvoisé, S.-X Hu, and J.-P Casanova Proc Biol Sci. 2007 March 7; 274(1610): 627–633. Published online 2006 December 12. doi: 10.1098/rspb.2006.3761.PMCID: PMC2197202 No gastric mill in sauropod dinosaurs: new evidence from analysis of gastrolith mass and function in ostriches Oliver Wings and P. Martin Sander Proc Biol Sci. 2007 March 7; 274(1610): 635–640. Published online 2006 December 19. doi: 10.1098/rspb.2006.3763.PMCID: PMC2197205 Integration of sensory and motor processing underlying social behaviour in túngara frogs Kim L Hoke, Michael J Ryan, and Walter Wilczynski Proc Biol Sci. 2007 March 7; 274(1610): 641–649. Published online 2006 December 19. doi: 10.1098/rspb.2006.0038.PMCID: PMC2197214 Rapid jamming avoidance in biosonar Erin H Gillam, Nachum Ulanovsky, and Gary F McCracken Proc Biol Sci. 2007 March 7; 274(1610): 651–660. Published online 2006 December 12. doi: 10.1098/rspb.2006.0047.PMCID: PMC2197216 Food web dynamics affect Northeast Arctic cod recruitment Dag Ø Hjermann, Bjarte Bogstad, Anne Maria Eikeset, Geir Ottersen, Harald Gjøsæter, and Nils Chr Stenseth Proc Biol Sci. 2007 March 7; 274(1610): 661–669. Published online 2006 December 12. doi: 10.1098/rspb.2006.0069.PMCID: PMC2197215 1200 years of regular outbreaks in alpine insects Jan Esper, Ulf Büntgen, David C Frank, Daniel Nievergelt, and Andrew Liebhold Proc Biol Sci. 2007 March 7; 274(1610): 671–679. Published online 2006 December 12. doi: 10.1098/rspb.2006.0191.PMCID: PMC2197206 Detection of a population replacement at the Classic–Postclassic transition in Mexico Rolando González-José, Neus Martínez-Abadías, Antonio González-Martín, Josefina Bautista-Martínez, Jorge Gómez-Valdés, Mirsha Quinto, and Miquel Hernández Proc Biol Sci. 2007 March 7; 274(1610): 681–688. Published online 2006 December 5. doi: 10.1098/rspb.2006.0151.PMCID: PMC2197204 Tag-based indirect reciprocity by incomplete social information Naoki Masuda and Hisashi Ohtsuki Proc Biol Sci. 2007 March 7; 274(1610): 689–695. Published online 2006 December 12. doi: 10.1098/rspb.2006.3759.PMCID: PMC2197208 Inbreeding effects on immune response in free-living song sparrows (Melospiza melodia) Jane M Reid, Peter Arcese, Lukas F Keller, Kyle H Elliott, Laura Sampson, and Dennis Hasselquist Proc Biol Sci. 2007 March 7; 274(1610): 697–706. Published online 2006 November 28. doi: 10.1098/rspb.2006.0092.PMCID: PMC1950295 Does migration of hybrids contribute to post-zygotic isolation in flycatchers? Thor Veen, Nina Svedin, Jukka T Forsman, Mårten B Hjernquist, Anna Qvarnström, Katherine A. Thuman Hjernquist, Johan Träff, and Marcel Klaassen Proc Biol Sci. 2007 March 7; 274(1610): 707–712. Published online 2006 November 28. doi: 10.1098/rspb.2006.0058.PMCID: PMC2197218 Detecting kin selection at work using inclusive fitness Alan Grafen Proc Biol Sci. 2007 March 7; 274(1610): 713–719. Published online 2006 December 12. doi: 10.1098/rspb.2006.0140.PMCID: PMC2197210 Seasonality in a temperate zone bird can be entrained by near equatorial photoperiods Alistair Dawson Proc Biol Sci. 2007 March 7; 274(1610): 721–725. Published online 2006 December 12. doi: 10.1098/rspb.2006.0067.PMCID: PMC2197212 Male phenotypic quality influences offspring sex ratio in a polygynous ungulate Knut H Røed, Øystein Holand, Atle Mysterud, Aage Tverdal, Jouko Kumpula, and Mauri Nieminen Proc Biol Sci. 2007 March 7; 274(1610): 727–733. Published online 2006 December 12. doi: 10.1098/rspb.2006.0214.PMCID: PMC2197213 Songbird migration across the Sahara: the non-stop hypothesis rejected! Heiko Schmaljohann, Felix Liechti, and Bruno Bruderer Proc Biol Sci. 2007 March 7; 274(1610): 735–739. Published online 2006 December 12. doi: 10.1098/rspb.2006.0011.PMCID: PMC2197203 An event-based model of superspreading in epidemics Alex James, Jonathan W Pitchford, and Michael J Plank Proc Biol Sci. 2007 March 7; 274(1610): 741–747. Published online 2006 December 5. doi: 10.1098/rspb.2006.0219.PMCID: PMC2197209 Partner choice creates competitive altruism in humans Pat Barclay and Robb Willer Proc Biol Sci. 2007 March 7; 274(1610): 749–753. Published online 2006 December 19. doi: 10.1098/rspb.2006.0209.PMCID: PMC2197220 |