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
Feb 2026
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