JOHN DEVRIES / SCIENCE PHOTO LIBRARY JOHN DEVRIES / SCIENCE PHOTO LIBRARY
Long-tailed tits (Aegithalos caudatus) on a birch (Betula sp.) tree. These birds are very small, with a length of only 13-15 centimetres including their very long tails. They are found in most of Europe and Asia. Photographed in Kent, UK.
Model release not required. Property release not required.