Great reed-warbler  (Acrocephalus arundinaceus)

Great reed-warbler eggs in nest

© Jose Luis Gomez de Francisco / naturepl.com

Great reed-warbler chicks in nest

© Jose Luis Gomez de Francisco / naturepl.com

Great reed-warbler feeds chicks in nest

© Rico and Ruiz / naturepl.com

Great reed-warbler pair feeding chicks in nest

© Nature Production / naturepl.com

Great reed-warbler at nest

© Jean-Louis Le Moigne / www.nhpa.co.uk

Great reed-warbler in reeds

© Rico and Ruiz / naturepl.com

Great reed-warbler singing

© Dietmar Nill / naturepl.com

Great reed-warbler singing

© Greg & Yvonne Dean / WorldWildlifeImages.com

Great reed-warbler singing in reeds

© Markus Varesvuo / naturepl.com

Great reed-warbler singing amongst reeds

© M. Watson / www.ardea.com

Great reed-warbler singing at sunset

© Roland Mayr / www.osfimages.com

Great reed-warbler being tagged for conservation purposes

© David Tatin / Biosphoto

Great reed-warbler feeding invasive common cuckoo in nest

© Nature Production / naturepl.com