Fig. 2From: Using light-level geolocations to monitor incubation behaviour of a cavity-nesting bird Apus apus pekinensisBar plot shows the result of Linear Mixed Model in which length and amount of incubation bouts were modelled as a function of reproduction period. The y axis indicates of a length of incubation bout, b amount of incubation bout per day for all the individuals (mean ± SE represents in bars)Back to article page