45-year-old seabird highlights impact of Avian Influenza
At 45 years old, a Fulmar recorded on an uninhabited Scottish island is one of the oldest of…
The 2019 breeding season; a year to remember for Blackcaps and Blue Tits
Information collected by British Trust for Ornithology volunteer bird ringers and nest recorders provides an insight into how some of our resident and migratory birds fared during the 2019 breeding season.
“Our volunteer ringers and nest recorders contribute thousands of hours each year to collecting these invaluable data.