This report provides an assessment of the 2025 breeding season in terms of population sizes and breeding success, comparing this year’s results to the averages recorded over the previous five seasons.

Body weight variation and fat deposition in Common Sandpipers Actitis hypoleucos L. during their autumn migration in the Ría de Vigo, Galicia, north-west Spain.

Data from the Heronries Census and the Rare Breeding Birds Panel (RBBP) were combined to produce population estimates for Little Egret. The population was estimated at 2,236 pairs / apparently ...

The UK benefits from a substantial and diverse community dedicated to wader conservation; local wader projects come in all shapes and sizes, attracting people from a wide range of backgrounds.

For migrant birds, there are both ‘push’ and ‘pull’ factors that drive their migration. Typically, it’s a mix of factors. Different species also migrate at different times, and in different ways - in ...

Satellite technology is helping scientists from the British Trust for Ornithology (BTO) to better understand the pressures that the UK’s breeding Cuckoos face as they make annual migrations of 16,000 ...

In a follow-up to last year’s The Role of Birds in World War Two: How Ornithology Helped to Win the War, Nicholas Milton has produced another fascinating book exploring the role played by birds in ...

Research undertaken by the British Trust for Ornithology (BTO) predicts that the Red Kite population of Wales is likely to be resilient to the development of future wind farms. It is widely understood ...

UK springs are starting earlier as the climate warms, with bud burst and the emergence of invertebrates such as caterpillars that eat this young vegetation happening earlier too. These invertebrates ...

Of American parentage, William Henry Hudson was born in Argentina in 1841. Arriving in London in 1874, he struggled for some years to make ends meet, before making his name as a naturalist. Hudson is ...

The report provides a single, comprehensive source of information on the current status and distribution of waterbirds in the UK for those interested in the conservation of the populations of these ...