Insects › Whites, Yellows, and Sulphurs

Hecla Sulphur

Colias hecla

Wildlife study photograph from iNaturalist. — (c) oskarlphansen, some rights reserved (CC BY)

All photos27

27 photos

Study shows up to four per card, from different observers, so you learn the species rather than one picture. Heart the good ones and swap any you do not like.

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Easily confused with

Study checks a spoken answer against these, and tells you which one you named.

Where it is recorded

Records by month in Alaska.

United States	7,617
Alaska	7,608
Canada	2,309
Northwest Territories	394
Quebec	74
Yukon	58
Manitoba	45
British Columbia	40
Russia	26
Alberta	14

Counts show where people looked, not only where it lives.

Traits

Physical

MetamorphosisUndergoes dramatic body transformation during developmentFrom its classification
ExoskeletonHas a hard external skeletonFrom its classification

Group and habits

Animal pollinatorDescends from an animal lineage whose members commonly pollinate flowers.Inferred from its group

Classification

Kingdom	Animals · Animalia
Phylum	Arthropods · Arthropoda
Class	Insects · Insecta
Order	Butterflies and Moths · Lepidoptera
Family	Whites, Yellows, and Sulphurs · Pieridae
Genus	Clouded Yellows · Colias

Sources

Names, taxonomy and observation counts: www.inaturalist.org
Photos and recordings: the creator and source are on each one.
How much to rely on each source

Remember the name next time.

Practise Hecla Sulphur with real photos from different observers. Say the name out loud, and it comes back just before you would forget it.

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