Autumn migration and wintering site of a wood warbler Phylloscopus sibilatrix breeding in Denmark identified using geolocation

@entubao Not just here tho. Problem is also winter habitat and food availability in Africa.. https://t.co/u6drzmYpFI

@sibilatrix @Crane_Spotter In Kent, Willow Warblers also subject to a huge decline - linked to climate. Climate c. could easily deplete key insect species with knock-on effects up the food chain. Of interest - a graphic of the westward migration of a Wood

@StephBirdArt @MickLacey @Alexander_Lees @peakdistrict https://t.co/BlYapXMxSu

@Eduard_batista https://t.co/lB3anyi9Th