Best photos of the month, April 2016.

Common Greenshank | Viacheslav Kaistro | 5

Pied Avocet | Viacheslav Kaistro | 5

Common Shelduck | Viacheslav Kaistro | 5

Common Shelduck | Viacheslav Kaistro | 5

Pied Avocet | Viacheslav Kaistro | 4

Common Shelduck | Viacheslav Kaistro | 4

Dunlin | Viacheslav Kaistro | 4

Common Shelduck | Viacheslav Kaistro | 4

Tawny Owl | Oksana Raldugina | 3

Wood Warbler | Oksana Raldugina | 3

Marsh Sandpiper | Viacheslav Kaistro | 3

Little Ringed Plover | Viacheslav Kaistro | 3

Glossy Ibis | Yuriy Kodrul | 3

Eurasian Hobby | Sergey Ryzhkov | 3

Pied Avocet | Sergey Ryzhkov | 3

Eurasian Wryneck | Viktor Sevidov | 3

Pied Avocet | Viacheslav Kaistro | 3

Common Shelduck | Viacheslav Kaistro | 3

Common Shelduck | Viacheslav Kaistro | 3

Common Quail | Oksana Raldugina | 3

Common Shelduck | Viacheslav Kaistro | 3