Seasonal grouping dynamics in a territorial vulture: ecological drivers and social consequences Thijs van OverveldLaura GangosoJosé Antonio Donázar Original Article 27 January 2020 Article: 28
Conspecific brood parasitism in an upland-nesting bird: cues parasites use to select a nest Natalie J. ThimotRodger D. TitmanShawn R. Craik Featured Student Research Paper 27 January 2020 Article: 27
Testing four hypotheses to explain partial migration: balancing reproductive benefits with limits to fasting endurance Carl G. LundbladCourtney J. Conway Original Article 27 January 2020 Article: 26
Mating failure shapes the patterns of sperm precedence in an insect Vicki L. BalfourDaniella BlackDavid M. Shuker Original Article Open access 27 January 2020 Article: 25
Indirect cue of paternity uncertainty does not affect nest site selection or parental care in a Pacific toadfish Aneesh P. H. BoseNoah HouptSigal Balshine Original Article 27 January 2020 Article: 24
Spatial learning in captive and wild-born lizards: heritability and environmental effects Reut VardiCeline T. GouletDavid G. Chapple Original Article 27 January 2020 Article: 23
Consequences of maternal loss before and after weaning in male and female wild chimpanzees Margaret A. StantonElizabeth V. LonsdorfAnne E. Pusey Original Article 27 January 2020 Article: 22
Cheetah communication at scent-marking sites can be inhibited or delayed by predators Kristina L. CornhillGraham I. H. Kerley Featured Student Research Paper 24 January 2020 Article: 21
Birds from matched developmental environments breed faster Harrison J.F. EyckOndi L. CrinoKatherine L. Buchanan Original Article 16 January 2020 Article: 20
Correction to: Hissing like a snake: bird hisses are similar to snake hisses and prompt similar anxiety behavior in a mammalian model Mylène DutourLaurène LévyArnaud Grégoire Correction 16 January 2020 Article: 19
Not too big, not too small: raids at moderately sized hosts lead to optimal outcomes for a slave-making ant Julie S. Miller Original Article 14 January 2020 Article: 18
Distant neighbours: friends or foes? Eurasian beavers show context-dependent responses to simulated intruders Anke BentenHannah B CrossFrank Rosell Original Article 14 January 2020 Article: 17
Synchronized hatching as a possible strategy to avoid sibling cannibalism in stink bugs Jun EndoHideharu Numata Original Article 14 January 2020 Article: 16
Individual behavior, behavioral stability, and pace of life within and among five shrew species Sophie von MertenNiels J. DingemanseLeszek Rychlik Original Article 14 January 2020 Article: 15
Male characteristics as predictors of genital color and display variation in vervet monkeys Mirjam M. I. YoungSandra WintersAnja Widdig Original Article Open access 08 January 2020 Article: 14
In utero behavioral imprinting to predation risk in pups of the bank vole Thorbjörn SievertArjane KerkhovenHannu Ylönen Featured Student Research Paper Open access 08 January 2020 Article: 13