The Clouded Sulphur is a small butterfly belonging to the family Pieridae. It is commonly found in North America, particularly in open fields, meadows, and along roadsides. The wings are bright yellow with distinctive cloud-like dark markings, which give the butterfly its name. These butterflies primarily feed on nectar from various flowers, including clover and milkweed. The Clouded Sulphur has a flight period that varies by region, typically occurring from late spring to early fall. They are important pollinators and play a role in maintaining healthy ecosystems.