Authors
Anton Stamenov
Bulgarian Society for the Protection of Birds /BirdLife Bulgaria, Sofia, Bulgaria
Ivanka Lazarova
Faculty of Veterinary Medicine, Trakia University, Bulgaria
Volen Arkumarev
Bulgarian Society for the Protection of Birds /BirdLife Bulgaria, Sofia, Bulgaria
Stefka Dimitrova
Wildlife Rehabilitation and Breeding Center – Green Balkans, Stara Zagora, Bulgaria
Nikolay Terziev
Bulgarian Society for the Protection of Birds /BirdLife Bulgaria, Sofia, Bulgaria
Atanas Delchev
Bulgarian Society for the Protection of Birds /BirdLife Bulgaria, Sofia, Bulgaria
Dobromir Dobrev
Bulgarian Society for the Protection of Birds /BirdLife Bulgaria, Sofia, Bulgaria