RSPB Big Garden Bird Watch Results 2015

The Royal Society for the Protection of Birds (RSPB) is a conservation charity based in the UK.

The Big Garden Bird Watch is the world's biggest citizen based wildlife survey.

Over the course of one weekend over half a million people spent an hour observing the number and different types of bird species in their backgarden.

This bar chart shows the percentage of gardens in which the most common species were spotted in.

Source: RSPB, 2015