Picky penguins
King Penguins seldom adjust their diet even in highly variable foraging conditions
Bad blood?
The anticoagulant sodium heparin may impact results of stable isotopic analyses
Rice fields lose value as a feeding area for colonial waterbirds
Diet convergence of several species of waterbirds in prey with low energy content
Alpine adventures
Pinpointing the origins of Pied Flycatchers and Robins that migrate through the Alps.