πŸ¦‹ Butterflies & Moths

Sweetheart Underwing

Catocala amatrix

About Sweetheart Underwing

A large underwing moth with mottled gray-brown forewings and rosy-pink hindwings crossed by black bands. It is one of the most attractive members of the underwing genus.

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Did You Know?

Its scientific name amatrix means 'sweetheart' in Latin, referring to the rosy-pink color of its hidden hindwings.

How to Identify Sweetheart Underwing

Sweetheart Underwing (Catocala amatrix) belongs to the order Lepidoptera, family Erebidae. Adults typically measure 75-95 mm wingspan.

Sweetheart Underwing Habitat

Sweetheart Underwing is found in woodlands habitats, particularly across Eastern North America from southern Canada to the southern United States. This species has adapted to thrive in its preferred environment, where it can find suitable food sources and shelter.

Sweetheart Underwing Diet and Feeding

Sweetheart Underwing feeds on plant sap by piercing stems and leaves with specialised mouthparts. Sap feeders extract nutrients directly from the plant's vascular system.

Where Is Sweetheart Underwing Found?

Sweetheart Underwing can be found in Eastern North America from southern Canada to the southern United States, where it inhabits woodlands environments. Its distribution is influenced by climate, food availability, and habitat suitability.

Distribution Map

Where Sweetheart Underwing can be found

Is Sweetheart Underwing Dangerous?

Sweetheart Underwing is generally harmless to humans. It does not bite or sting and poses no significant health risk. Like most insects, it prefers to avoid human contact and will typically flee rather than confront a perceived threat.

Sweetheart Underwing Role in Nature

Sweetheart Underwing is part of the food web as a primary consumer, feeding on plant material. It serves as an important food source for birds, bats, amphibians, and other insectivores, connecting plant energy to higher trophic levels.

Seasonal Activity

Jan
Feb
Mar
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Dec
Peak activity Moderate Low / dormant

Frequently Asked Questions About Sweetheart Underwing

What does Sweetheart Underwing look like?

The Sweetheart Underwing typically measures 75-95 mm wingspan.

Where is Sweetheart Underwing found?

The Sweetheart Underwing is found in Eastern North America from southern Canada to the southern United States and typically inhabits woodlands environments.

What does Sweetheart Underwing eat?

The Sweetheart Underwing feeds on plant sap by piercing stems and leaves.

Is Sweetheart Underwing dangerous to humans?

The Sweetheart Underwing is generally harmless to humans. It does not bite or sting and poses no significant health risk.

What is an interesting fact about Sweetheart Underwing?

Its scientific name amatrix means 'sweetheart' in Latin, referring to the rosy-pink color of its hidden hindwings.

Cite This Page

APA:
InsectDiscover. (2026). Sweetheart Underwing (Catocala amatrix). Retrieved from https://insectdiscover.com/insect/sweetheart-underwing

MLA:
"Sweetheart Underwing." InsectDiscover, https://insectdiscover.com/insect/sweetheart-underwing.