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Barbara Helm
Barbara Helm
Head of Bird Migration Unit, Swiss Ornithological Institute & Visiting Professor, Glasgow
Verified email at glasgow.ac.uk - Homepage
Title
Cited by
Cited by
Year
Phenology, seasonal timing and circannual rhythms: towards a unified framework
ME Visser, SP Caro, K Van Oers, SV Schaper, B Helm
Philosophical Transactions of the Royal Society B: Biological Sciences 365 …, 2010
4132010
Annual rhythms that underlie phenology: biological time-keeping meets environmental change
B Helm, R Ben-Shlomo, MJ Sheriff, RA Hut, R Foster, BM Barnes, ...
Proceedings of the Royal Society B: Biological Sciences 280 (1765), 20130016, 2013
2652013
Urban-like night illumination reduces melatonin release in European blackbirds (Turdus merula): implications of city life for biological time-keeping of songbirds
DM Dominoni, W Goymann, B Helm, J Partecke
Frontiers in zoology 10, 1-11, 2013
2012013
Clocks for the city: circadian differences between forest and city songbirds
DM Dominoni, B Helm, M Lehmann, HB Dowse, J Partecke
Proceedings of the Royal Society B: Biological Sciences 280 (1763), 20130593, 2013
1792013
Two sides of a coin: ecological and chronobiological perspectives of timing in the wild
B Helm, ME Visser, W Schwartz, N Kronfeld-Schor, M Gerkema, ...
Philosophical Transactions of the Royal Society B: Biological Sciences 372 …, 2017
1682017
Disrupted seasonal biology impacts health, food security and ecosystems
TJ Stevenson, ME Visser, W Arnold, P Barrett, S Biello, A Dawson, ...
Proceedings of the Royal Society B: Biological Sciences 282 (1817), 20151453, 2015
1572015
Animal activity around the clock with no overt circadian rhythms: patterns, mechanisms and adaptive value
G Bloch, BM Barnes, MP Gerkema, B Helm
Proceedings of the Royal Society B: Biological Sciences 280 (1765), 20130019, 2013
1502013
Sociable schedules: interplay between avian seasonal and social behaviour
B Helm, T Piersma, H Van der Jeugd
Animal Behaviour 72 (2), 245-262, 2006
1462006
Unexpected diversity in socially synchronized rhythms of shorebirds
M Bulla, M Valcu, AM Dokter, AG Dondua, A Kosztolányi, AL Rutten, ...
Nature 540 (7631), 109-113, 2016
1422016
The influence of biological rhythms on host–parasite interactions
M Martinez-Bakker, B Helm
Trends in ecology & evolution 30 (6), 314-326, 2015
1412015
Avian circannual clocks: adaptive significance and possible involvement of energy turnover in their proximate control
M Wikelski, LB Martin, A Scheuerlein, MT Robinson, ND Robinson, ...
Philosophical Transactions of the Royal Society B: Biological Sciences 363 …, 2008
1282008
Circannual and circadian contributions to the timing of avian migration
E Gwinner, B Helm
Avian migration, 81-95, 2003
123*2003
Timing avian long-distance migration: from internal clock mechanisms to global flights
S Ĺkesson, M Ilieva, J Karagicheva, E Rakhimberdiev, B Tomotani, ...
Philosophical Transactions of the Royal Society B: Biological Sciences 372 …, 2017
1202017
Heritable circadian period length in a wild bird population
B Helm, ME Visser
Proceedings of the Royal Society B: Biological Sciences 277 (1698), 3335-3342, 2010
1152010
When the sun never sets: diverse activity rhythms under continuous daylight in free-living arctic-breeding birds
SS Steiger, M Valcu, K Spoelstra, B Helm, M Wikelski, B Kempenaers
Proceedings of the Royal Society B: Biological Sciences 280 (1764), 20131016, 2013
1122013
Wing pointedness associated with migratory distance in common‐garden and comparative studies of stonechats (Saxicola torquata)
MW Baldwin, H Winkler, CL Organ, B Helm
Journal of Evolutionary Biology 23 (5), 1050-1063, 2010
1102010
Digital epidemiology reveals global childhood disease seasonality and the effects of immunization
KM Bakker, ME Martinez-Bakker, B Helm, TJ Stevenson
Proceedings of the National Academy of Sciences 113 (24), 6689-6694, 2016
1092016
Circannual basis of geographically distinct bird schedules
B Helm, I Schwabl, E Gwinner
Journal of Experimental Biology 212 (9), 1259-1269, 2009
1052009
Endogenous programs and flexibility in bird migration
S Ĺkesson, B Helm
Frontiers in Ecology and Evolution 8, 78, 2020
1032020
Migratory restlessness in an equatorial nonmigratory bird
B Helm, E Gwinner
PLoS biology 4 (4), e110, 2006
1002006
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