The dusk has already almost turned to darkness when an evocative churring, discreet purring song is heard over the heath south of Berlin. The rhythmic purr of the Eurasian Nightjar (Caprimulgus europaeus) drifts over heaths, moors and woods almost the whole night. From time to time it is increasing in volume, disappearing but only to… Continue reading Eurasian Nightjars (Caprimulgus europaeus) caring the young