Study reveals migrating swifts return to urban nests annually

A group of swifts is seen soaring above a city skyline, with some birds diving towards the eaves of a historic building where they are likely to nest.

Researchers have noted that swifts typically migrate from their wintering grounds in Africa to Europe around late March to early April. By the time they arrive, many have already identified their preferred nesting locations, which are often found in eaves and crevices of buildings. This loyalty to specific sites underscores the importance of maintaining suitable … Read more