Clouded yellow
Enw gwyddonol: Colias croceus
The clouded yellow is a migrant that arrives here from May onwards. Usually, only small numbers turn up, but some years see mass migrations. It prefers open habitats, particularly chalk grassland.
Species information
Category
Ystadegau
Wingspan: 5.2-6.2cmStatws cadwraethol
Migrant species.