Mario Suarez Porras/ BIA / Grasshopper Warbler (Locustella naevia) calling, Asturias, Spain

Richard Steel / 2020VISION / Grasshopper warbler (Locustella naevia) singing, Wirral, England, UK, May 2012

Andy Rouse / Grasshopper Warbler (Locustella naevia) male perched on branch singing. UK. March.

Andy Rouse / Grasshopper warbler (Locustella naevia) male singing in spring, UK, March.

Andy Rouse / Grasshopper Warbler (Locustella naevia) male singing in spring. UK. March.

Andy Rouse / Grasshopper Warbler (Locustella naevia) male perched on bramble branch, singing in spring. UK. March

Andy Rouse / Grasshopper Warbler (Locustella naevia) male perched on bramble, singing. UK. March.

Ralph Martin/ BIA / Grasshopper Warbler (Locustella naevia), Kazakhstan

Markus Varesvuo / Grasshopper Warbler (Locustella naevia) singing, Finland, May. Small repro only.

Christian Luebke/ BIA / Grasshopper Warbler (Locustella naevia) calling, Mecklenburg-Vorpommern, Germany

Robin Chittenden / Grasshopper warbler (Locustella naevia) singing on thorn, Norfolk, England, UK, April.

Robin Chittenden / Grasshopper warbler (Locustella naevia) singing on thorn, Norfolk, England, UK, April.