Sonoran Blue vs Silver Y

Side-by-side species comparison

Attribute Sonoran Blue Silver Y
Scientific Name Philotes sonorensis Autographa gamma
Order Lepidoptera Lepidoptera
Family Lycaenidae Noctuidae
Size 18-22 mm wingspan 35-45 mm wingspan
Habitat Farmland Farmland
Diet Nectar Feeders Nectar Feeders
Regions Western North America Europe, Asia, Africa
Conservation Least Concern Least Concern

Sonoran Blue

Tiny blue butterfly with orange and black hindwing spots. One of the earliest-flying butterflies of the year in the American West.

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Did You Know?

Adults fly as early as February, when few other butterflies are active in their range.

Silver Y

A migratory moth marked with a bright silvery Y or gamma symbol on each forewing. Billions migrate northward across Europe each spring in one of nature's great insect movements.

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Did You Know?

Radar studies revealed that up to 250 million Silver Y moths cross into Britain in a single summer.