# Swan Moth (*Sphrageidus similis*)

The Swan Moth is a beautiful insect with soft, white wings that look like a swan's feathers. They are often seen fluttering around gardens and fields, especially in the evening.

- **Category:** [Insects](https://www.snappit.app/explore/categories/insect)
- **Rarity:** Common
- **Danger:** 1/5 · Very low
- **Habitat:** Grasslands

![Swan Moth](https://commons.wikimedia.org/w/index.php?title=Special:Redirect/file/Euproctis_similis_%2819418856578%29.jpg&width=800)

Photo: Ben Sale from UK, CC BY 2.0 · [Wikimedia Commons](https://commons.wikimedia.org/wiki/File:Euproctis_similis_%2819418856578%29.jpg)

## Appearance

The Swan Moth is a small, fluffy moth with pure white wings and a contrasting bright yellow, furry tail tuft on its abdomen. Its antennae are feathery, especially in males. This distinct yellow tail makes it stand out from other white moths.

## Taxonomy

- **Kingdom:** Animalia
- **Phylum:** Arthropoda
- **Class:** Insecta
- **Order:** Lepidoptera
- **Family:** Erebidae
- **Genus:** Sphrageidus

## Interesting facts

- Adult Swan Moths can still cause skin irritation if you accidentally brush against them!
- Female Swan Moths protect their eggs with irritating hairs from their own bodies!
- Male Swan Moths have super fluffy antennae to sniff out females from far away!
- Tiny Swan Moth caterpillars eat and grow for almost a year before becoming a moth!

## Special abilities

- **Sting Protection:** Swan Moth has irritating hairs on its body from its caterpillar stage, which helps them deter hungry predators.
- **Winter Nap:** Swan Moth caterpillars can pause their growth to hibernate through winter, helping them be ready for spring's fresh leaves.
- **Warning Signal:** Swan Moth has a bright yellow tail tuft that can be displayed, helping to warn predators of its irritating defenses.

## Measurements & details

- **Wingspan:** 30-45 mm
- **Size:** 15-20 mm
- **Lifespan:** 7-14 days
- **Leg Count:** 6

## Diet & Feeding

Adult Swan Moths sip flower nectar; their caterpillars munch on many tree and shrub leaves.

- **Age differences:** Young caterpillars eat leaves; adults primarily drink flower nectar.
- **Primary Foods:** Oak leaves, Willow leaves, Hawthorn leaves, Bramble nectar, Ragwort nectar
- **Foraging Method:** Foraging

## Ecological connections

- **Eats:** Common Oak (*Quercus robur*) — Its caterpillars feed on the leaves.
- **Depends on:** Bramble (*Rubus fruticosus*) — Adult moths visit its flowers for nectar.
- **Eaten by:** [Eurasian Blue Tit](https://www.snappit.app/explore/eurasian-blue-tit) (*Cyanistes caeruleus*) — Birds like tits prey on its caterpillars.
- **Parasitizes:** Large Cabbage White Parasitoid Wasp (*Cotesia glomerata*) — This wasp lays eggs inside its caterpillars.

## Traits

- [Furry](https://www.snappit.app/explore/traits/furry): Furry describes animals possessing a dense covering of soft hair or fur.
- [Grassland](https://www.snappit.app/explore/traits/grassland): Grassland habitats are terrestrial biomes dominated by grasses and herbaceous plants, supporting a variety of grazing animals.
- [Herbivorous](https://www.snappit.app/explore/traits/herbivorous): This trait characterizes organisms whose diet consists entirely or primarily of plant material.
- [Pollinator Magnet](https://www.snappit.app/explore/traits/pollinator-magnet): Describes plants that are particularly attractive and beneficial to a wide range of pollinating organisms.
- [Nocturnal](https://www.snappit.app/explore/traits/nocturnal): Nocturnal animals are primarily active during the nighttime hours, typically resting or sleeping during the day.
- [Pollinator](https://www.snappit.app/explore/traits/pollinator): Describes organisms that transfer pollen, enabling the fertilization and reproduction of plants.

## Collections

- [Insects](https://www.snappit.app/explore/collections/insects)

## Safety

**Danger:** 1/5 · Very low

Moths are usually harmless, but it's best to watch them from a distance.

## Frequently Asked Questions

### How to identify Swan Moth?

Compare resting wing shape, forewing markings, antennae and body build. Small brown moths can hinge on fine details a phone photo can't always catch. Moth Identifier: upload a photo and compare the visible details.

### What is Swan Moth's wingspan?

30-45 mm

### How big is Swan Moth?

15-20 mm

### How long does Swan Moth live?

7-14 days

### What does Swan Moth eat?

Adult Swan Moths sip flower nectar; their caterpillars munch on many tree and shrub leaves.

### Where is Swan Moth usually found?

Grasslands

### How does Swan Moth hunt?

Foraging

### How many legs does Swan Moth have?

6

## More Insects

- [Common Eastern Bumble Bee](https://www.snappit.app/explore/common-eastern-bumble-bee) (*Bombus impatiens*)
- [Spotted Lanternfly](https://www.snappit.app/explore/spotted-lanternfly) (*Lycorma delicatula*)
- [Brown-belted Bumble Bee](https://www.snappit.app/explore/brown-belted-bumble-bee) (*Bombus griseocollis*)
- [Eastern Carpenter Bee](https://www.snappit.app/explore/eastern-carpenter-bee) (*Xylocopa virginica*)

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Source: [Swan Moth: Characteristics, Facts & Places to See — Snappit](https://www.snappit.app/explore/swan-moth)