Migratory birds are lighter coloured

Extreme altitudes during diurnal flights in a nocturnal songbird migrant

(2021) Sissel Sjöberg et al.   SCIENCE

Bird migration: Flying high to avoid overheating?

(2021) Theunis Piersma et al.   CURRENT BIOLOGY

Extreme altitude changes between night and day during marathon flights of great snipes

(2021) Åke Lindström et al.   CURRENT BIOLOGY

Predicting biotic responses to future climate warming with classic ecogeographic rules

(2020) Li Tian et al.   CURRENT BIOLOGY

Reconciling ecogeographical rules: rainfall and temperature predict global colour variation in the largest bird radiation

(2019) Kaspar Delhey et al.   ECOLOGY LETTERS

Hot wings: thermal impacts of wing coloration on surface temperature during bird flight

(2019) Svana Rogalla et al.   Journal of the Royal Society Interface

Reconstructing the geographic and climatic origins of long‐distance bird migrations

(2019) Paul Dufour et al.   JOURNAL OF BIOGEOGRAPHY

Climatologies at high resolution for the earth’s land surface areas

(2017) Dirk Nikolaus Karger et al.   Scientific Data

Natural and sexual selection act on different axes of variation in avian plumage color

(2015) P. O. Dunn et al.   Science Advances

EltonTraits 1.0: Species-level foraging attributes of the world's birds and mammals

(2014) Hamish Wilman et al.   ECOLOGY