Tak zrovna u tohoto motýla bych jen těžko hádal, že je to bělásek.
So it's hard for this butterfly to guess that it's a white. One of the early spring catches.
https://www.inaturalist.org/observations/32847558
https://www.inaturalist.org/taxa/51495-Anthocharis-cardamines
6.4.2019 Prague, Czech republic