The Wildlife Calendar
Common frogs emerge from hibernation and migrate to ponds to breed, often returning to the same pond each year. The mass spawning events on warm spring nights are one of the first signs of the natural year beginning.
England, Scotland & Wales, UK
The brimstone butterfly is often the first butterfly to be seen each year, emerging on warm days from late February onwards. Spotting your first brimstone of the year is a classic sign of spring.
England & Wales, UK
Ospreys return to their UK breeding grounds in Scotland and Wales from their West African wintering grounds. The first sightings in spring are eagerly awaited by birdwatchers.
Scotland & Wales, UK
The arrival of the first swallows is one of the most celebrated signs of spring in Britain. Early birds typically arrive on the south coast from their sub-Saharan wintering grounds in late March.
South Coast, England
Mar 2025
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