Best photos of the month, May 2019.

Eversmann's Redstart | Denis Zhbir | 21

Common Redpoll | Ruslan Kirillin | 20

European Bee-eater | Vladimir Maer | 19

Common Snipe | Konstantin Samodurow | 16

Eversmann's Redstart | Denis Zhbir | 16

European Bee-eater | Vladimir Maer | 16

European Bee-eater | Vladimir Maer | 15

Demoiselle Crane | Vadim Ivushkin | 15

Siberian Tit | Denis Zhbir | 15

Common Cuckoo | Vera Shvetsova | 15

Corncrake | Dmitry Porshnev | 14

Eurasian Redstart | Denis Zhbir | 14

Common Snipe | Konstantin Samodurow | 14

Garganey | Andrey Chernykh | 13

Eurasian Wigeon | Vera Shvetsova | 13

Red-flanked Bluetail | Aleksey Bolshakov | 13

Hybrid Wagtail | Denis Zhbir | 13

Meadow Bunting | Vadim Ivushkin | 12

Naumann's Thrush | Vadim Ivushkin | 12

Northern Shoveler | Mihail Ivanov | 12

Eastern Imperial Eagle | Denis Zhbir | 12

Song Thrush | Andrey Bazdyrev | 11

European Golden Oriole | Andrey Chernykh | 11

Hoopoe | Denis Zhbir | 11

Ruddy Shelduck | Denis Zhbir | 11

European Bee-eater | Vladimir Maer | 11

Rough-legged Buzzard | Alexei Ebel | 10

Steppe Eagle | Nina Shteinbrenner | 10

Great Grey Shrike | Sofya Priezzhih | 10

Common Shelduck | Vadim Ivushkin | 10

Great Grey Shrike | Sofya Priezzhih | 10

European Bee-eater | Vladimir Maer | 10

European Bee-eater | Vladimir Maer | 10

Rufous-tailed Rock Thrush | Alexei Ebel | 9

Hybrid Bunting | Natalya Markova | 9

Eurasian Collared Dove | Dmitry Porshnev | 9

Eurasian Curlew | Nadezhda Bogomyakova | 9

Slavonian Grebe | Aleksey Bolshakov | 9

Steppe Eagle | Aleksey Bolshakov | 9

Lesser Kestrel | Denis Zhbir | 9

Horned Lark | Denis Zhbir | 9

Rosy Starling | Oleg Andreyenkov | 9

Common Redpoll | Ruslan Kirillin | 9

Taiga Flycatcher | Alexei Ebel | 8

Siberian Rubythroat | Igor Latysh | 8

Great White Egret | Vadim Ivushkin | 8

Terek Sandpiper | Andrey Chernykh | 8

Baillon's Crake | Andrey Chernykh | 8

Blue Tit | Dmitry Porshnev | 8

Common Cuckoo | Dmitry Porshnev | 8

Common Rosefinch | Dmitry Porshnev | 8

Red-backed Shrike | Dmitry Porshnev | 8

Garganey | Valerii Bogdanovich | 8

Bluethroat | Vasily Vydrin | 8

Grey-headed Goldfinch | Elena Kleymenova | 8

Taiga Flycatcher | Alexei Ebel | 8

Peregrine Falcon | Dmitry Dubikovskiy | 8

Bewick's Swan | Ivan Aianitov | 8

Common Redpoll | Ruslan Kirillin | 8

Red-flanked Bluetail | Ruslan Kirillin | 8

Rosy Starling | Oleg Andreyenkov | 8

Ruff | Nadezhda Bogomyakova | 8

European Bee-eater | Vladimir Maer | 8

European Bee-eater | Vladimir Maer | 8

Western Grasshopper Warbler | Aleksandr Gontcharov | 7

Pied Wheatear | Vladimir Maer | 7

European Bee-eater | Vladimir Maer | 7

Common Buzzard | Sergey Chumakov | 7

Hodgson's Rosefinch | Sergey Chumakov | 7

Ruff | Dmitry Porshnev | 7

Mute Swan | Dmitry Porshnev | 7

Siberian Jay | Nadezhda Bogomyakova | 7

Common Cuckoo | Vera Shvetsova | 7

Wood Sandpiper | Vera Shvetsova | 7

Common Rosefinch | Vera Shvetsova | 7

Amur Falcon | Valerii Bogdanovich | 7

Desert Wheatear | Denis Zhbir | 7

Ruff | Maxim Afanasiev | 7

Common Redshank | Denis Kazakov | 7

Mallard | Ivan Aianitov | 7

Steppe Eagle | Nina Shteinbrenner | 7