Retraction Note to: Individual- and condition-dependent effects on habitat choice and choosiness Jonathan N. PruittNicholas DiRienzoAndrew Sih Retraction Note 11 March 2021 Article: 64
Retraction Note to: Prolonged food restriction decreases body condition and reduces repeatability in personality traits in web-building spiders James L. L. LichtensteinNicholas DiRienzoJonathan N. Pruitt Retraction Note 10 March 2021 Article: 63
Brood sex ratio modulates the effects of extra food on parental effort and sibling competition in a sexually dimorphic raptor Camilla SoraviaJacopo G. CecereDiego Rubolini Featured Student Research Paper 08 March 2021 Article: 62
Ineffective nuptial gifts suggest female emancipation from sensory exploitation Mauro Martínez VillarMariana C. TrilloMaria J. Albo Original Article 08 March 2021 Article: 61
Open habitats promote female group formation in a solitary ungulate: the Japanese serow Hayato TakadaMasato Minami Original Article 27 February 2021 Article: 60
Effects of maternal exposure to a bacterial antigen and altered post-hatching rearing conditions on avian offspring behaviour Rafał MartykaEwa B. ŚliwińskaPiotr Tryjanowski Original Article Open access 26 February 2021 Article: 59
Individual behavioural traits not social context affects learning about novel objects in archerfish Nick A. R. JonesHelen C. Spence-JonesLuke Rendell Original Article Open access 22 February 2021 Article: 58
Correction to: Kin bias and male pair-bond status shape male-male relationships in a multilevel primate society Federica Dal PescoFranziska TredeJulia Fischer Correction 19 February 2021 Article: 57
Family feud: permanent group splitting in a highly philopatric mammal, the killer whale (Orcinus orca) Eva H. StredulinskyChris T. DarimontJohn K. B. Ford Featured Student Research Paper Open access 18 February 2021 Article: 56
Call rate, fundamental frequency, and syntax determine male-call attractiveness in blue petrels Halobaena caerulea Charlène GémardThierry AubinFrancesco Bonadonna Original Article 18 February 2021 Article: 55
Detectability is in the eye of the beholder—the role of UV reflectance on tadpole detection and predation by a passerine bird Ítalo Moreira MartinsAngélica da Silva VasconcellosPaula Cabral Eterovick Original Article 15 February 2021 Article: 54
Modeling social styles in macaque societies applied to a semi-free-ranging group of Macaca tonkeana Ruth DoladoElisabet GimenoFrancesc S. Beltran Original Article 15 February 2021 Article: 53
Prenatal manipulation of yolk androgen levels affects egg size but not egg colour in a songbird Stefania R. D’ArpaJaime MurielLorenzo Pérez-Rodríguez Featured Student Research Paper 13 February 2021 Article: 52
Reef manta ray cephalic lobe movements are modulated during social interactions Robert J.Y. PerrymanMichelle CarpenterCulum Brown Original Article 13 February 2021 Article: 51
Effect of diet and rearing density on contest outcome and settlement in a field cricket Clint D. KellyValérie L’Heureux Original Article 10 February 2021 Article: 50
The impact of turbidity on foraging and risk taking in the invasive Nile tilapia (Oreochromis niloticus) and a threatened native cichlid (Oreochromis amphimelas) Jonathan D. B. WingToby S. ChampneysChristos C. Ioannou Original Article Open access 10 February 2021 Article: 49
Repeatable differences in exploratory behaviour predict tick infestation probability in wild great tits Robert E. RollinsAlexia MouchetNiels J. Dingemanse Original Article Open access 10 February 2021 Article: 48
Infection threat shapes our social instincts Peter KramerPaola Bressan Review Open access 10 February 2021 Article: 47
Undergraduate behavioral biologists keep science careers in focus through pandemic challenges—but need support Mila A. TorresStephanie DelvaJames F. A. Traniello Editorial 04 February 2021 Article: 46
Specialist predation covaries with colour polymorphism in tawny owls Patrik KarellKio KohonenKatja Koskenpato Original Article Open access 04 February 2021 Article: 45