Chaffinch. Edmund Fellowes

The Chaffinch population has fallen by a quarter in just five years.

Identifying Blackcap and Garden Warbler

BTO bird identification videos are supported by Natureguides

Natureguides kindly provide species video clips for our bird identification videos.

Upland bird recording and monitoring (1-day, Dalmellington, Ayr)

Brush up on your upland bird identification by songs and calls. Learn more about opportunities for participation, and practice techniques for BirdTrack and the Breeding Bird Survey (BBS). Find out about the BBS ‘Upland...

Chaffinch and Greenfinch. Edmund Fellowes

Case Study

What we can learn from 25 years of watching gardens

Exploring the value of a complete quarter-century of weekly garden bird observations from BTO's Garden BirdWatch covering the length and breadth of the country.