Willem Witvliet

Population‐specific adjustment of the annual cycle in a super‐swift trans‐Saharan migrant

F. Liechti, H. Karaardıç, C. Meier, 2020, Journal of Avian Biology.

Survival varies seasonally in a migratory bird: linkages between breeding and non-breeding periods.

M. Kéry, M. Schaub, R. Robinson, 2020, The Journal of animal ecology.

Selection on age at first and at last reproduction in the long‐lived Alpine Swift Apus melba

F. Tettamanti, P. Bize, Willem Witvliet, 2012 .

What makes Alpine swift ascend at twilight? Novel geolocators reveal year-round flight behaviour

Felix Liechti, Erich Bächler, F. Liechti, 2018, Behavioral Ecology and Sociobiology.

First evidence of a 200-day non-stop flight in a bird

Felix Liechti, Erich Bächler, F. Liechti, 2013, Nature Communications.