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Steiger, S. S.; Kuryshev, V. Y.; Stensmyr, M. C.; Kempenaers, B.; Mueller, J. C.: A comparison of reptilian and avian olfactory receptor gene repertoires: Species-specific expansion of group gamma genes in birds. BMC Genomics 10, 446 (2009)

Steinmeyer, C.; Mueller, J. C.; Kempenaers, B.: Search for informative polymorphisms in candidate genes: Clock genes and circadian behaviour in blue tits. Genetica 136 (1), pp. 109 - 117 (2009)

Südbeck, P.; Bauer, H.-G.; Boschert, M.; Boye, P.; Knief, W.: Rote Liste und Gesamtartenliste der Brutvögel Deutschlands. 4. Fassung, 30. November 2007. Naturschutz und Biologische Vielfalt 70, pp. 159 - 227 (2009)

Takekawa, J. Y.; Heath, S. R.; Douglas, D. C.; Perry, W. M.; Javed, S.; Newman, S. H.; Suwal, R. N.; Rahmani, A. R.; Choudhury, B. C.; Prosser, D. J. et al.; Yan, B.; Hou, Y.; Batbayar, N.; Natsagdorj, T.; Bishop, C. M.; Butler, P. J.; Frappell, P. B.; Milsom, W. K.; Scott, G. R.; Hawkes, L. A.; Wikelski, M.: Geographic variation in bar-headed geese Anser indicus: Connectivity of wintering areas and breeding grounds across a broad front. Wildfowl 59, pp. 100 - 123 (2009)

te Marvelde, L.; Meininger, P. L.; Flamant, R.; Dingemanse, N. J.: Age-specific density-dependent survival in Mediterranean gulls Larus melanocephalus. Ardea 97 (3), pp. 305 - 312 (2009)

Tebbich, S.; Fessl, B.; Blomqvist, D.: Exploration and ecology in Darwin's finches. Evolutionary Ecology 23 (4), pp. 591 - 605 (2009)

Thorup, K.; Holland, R. A.: The bird GPS - long-range navigation in migrants. The Journal of Experimental Biology 212 (22), pp. 3597 - 3604 (2009)

Tieleman, B. I.; Versteegh, M. A.; Fries, A.; Helm, B.; Dingemanse, N. J.; Gibbs, H. L.; Williams, J. B.: Genetic modulation of energy metabolism in birds through mitochondrial function. Proceedings of the Royal Society B: Biological Sciences 276 (1662), pp. 1685 - 1693 (2009)

Tieleman, B. I.; Versteegh, M. A.; Helm, B.; Dingemanse, N. J.: Quantitative genetics parameters show partial independent evolutionary potential for body mass and metabolism in stonechats from different populations. Journal of Zoology 279 (2), pp. 129 - 136 (2009)

Van den Steen, E.; Pinxten, R.; Jaspers, V. L. B.; Covaci, A.; Barba, E.; Carere, C.; Cichon, M.; Dubiec, A.; Eeva, T.; Heeb, P. et al.; Kempenaers, B.; Lifjeld, J. T.; Lubjuhn, T.; Mänd, R.; Massa, B.; Nilsson, J.-A.; Norte, A. C.; Orell, M.; Podzemny, P.; Sanz, J. J.; Senar, J. C.; Soler, J. J.; Sorace, A.; Török, J.; Visser, M. E.; Winkel, W.; Eens, M.: Brominated flame retardants and organochlorines in the European environment using great tit eggs as a biomonitoring tool. Environment International 35 (2), pp. 310 - 317 (2009)

Villavicencio, C. P.; Márquez, I. N.; Quispe Valdez, R.; Vásquez, R. A.: Familiarity and phenotypic similarity influence kin discrimination in the social rodent Octodon degus. Animal Behaviour 78 (2), pp. 377 - 384 (2009)

Voigt, C.; Ball, G. F.; Balthazart, J.: Sex differences in the expression of sex steroid receptor mRNA in the quail brain. Journal of Neuroendocrinology 21 (12), pp. 1045 - 1062 (2009)

Voirin, B.; Kays, R.; Lowman, M.; Wikelski, M.: Evidence of three-toed sloth predation by spectacled owl. Edentata 10, pp. 15 - 20 (2009)

Weindl, J.; Dawy, Z.; Hanus, P.; Zech, J.; Mueller, J. C.: Modeling promoter search by E. coli RNA polymerase: One-dimensional diffusion in a sequence-dependent energy landscape. Journal of Theoretical Biology 259 (3), pp. 628 - 634 (2009)

Weiss, F.; Furness, R. W.; McGill, R. A. R.; Strange, I. J.; Masello, J. F.; Quillfeldt, P.: Trophic segregation of Falkland Islands seabirds: Insights from stable isotope analysis. Polar Biology 32 (12), pp. 1753 - 1763 (2009)

Wiebe, K. L.; Kempenaers, B.: The social and genetic mating system in flickers linked to partially reversed sex roles. Behavioral Ecology 20 (2), pp. 453 - 458 (2009)

Wikelski, M.: Physiological ecology: Animals. The Princeton guide to ecology, pp. 14 - 19 (2009)

Yohannes, E.; Biebach, H.; Nikolaus, G.; Pearson, D. J.: Passerine migration strategies and body mass variation along geographic sectors across East Africa, the Middle East and the Arabian Peninsula. Journal of Ornithology 150 (2), pp. 369 - 381 (2009)

Yohannes, E.; Biebach, H.; Nikolaus, G.; Pearson, D. J.: Migration speeds among eleven species of long-distance migrating passerines across Europe, the desert and eastern Africa. Journal of Avian Biology 40 (2), pp. 126 - 134 (2009)