# Apple Ermine (*Yponomeuta malinellus*)

The Apple Ermine is a small, fluffy caterpillar that loves to munch on apple leaves. It turns into a beautiful white moth with black spots. You can often find it in gardens and orchards!

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

![Apple Ermine](https://commons.wikimedia.org/w/index.php?title=Special:Redirect/file/Yponomeuta.malinellus.mounted.jpg&width=800)

Photo: Sarefo, CC BY-SA 3.0 · [Wikimedia Commons](https://commons.wikimedia.org/wiki/File:Yponomeuta.malinellus.mounted.jpg)

## Appearance

The Apple Ermine moth is small with pure white wings adorned with numerous tiny, evenly spaced black dots, making it look almost polka-dotted. Its body is slender and white. The caterpillar is yellowish-grey with a shiny black head and black spots on its segments.

## Taxonomy

- **Kingdom:** Animalia
- **Phylum:** Arthropoda
- **Class:** Insecta
- **Order:** Lepidoptera
- **Family:** Yponomeutidae
- **Genus:** Yponomeuta

## Interesting facts

- Female moths lay their tiny eggs inside a special protective 'shield' that hardens like glue!
- Once, they made so many webs, they completely blanketed trees, looking like snow!
- Their caterpillars can totally cover an apple tree in a giant, spooky-looking silk web!
- These moths are called 'ermine' because their spotted wings remind people of fancy ermine fur coats!

## Special abilities

- **Silk Fortress Builders:** Apple Ermine caterpillars can spin huge silken webs that protect their entire community from predators and harsh weather.
- **Teamwork Tummy Power:** Apple Ermine caterpillars eat together in large groups, which helps them strip leaves from trees much faster than eating alone.
- **Spotlight Dodgers:** The adult moth has pure white wings with tiny black dots, providing camouflage that helps it blend in at night.

## Measurements & details

- **Wingspan:** 16-20 mm
- **Size:** 8-10 mm
- **Lifespan:** 42-63 days
- **Flight Speed:** 5-10 km/h
- **Leg Count:** 6
- **Colony Size:** 50-200

## Diet & Feeding

Apple Ermine caterpillars munch on apple leaves, while adult moths do not eat at all!

- **Age differences:** Caterpillars are voracious leaf- eaters, but adult moths do not feed.
- **Primary Foods:** Malus domestica leaves, Malus baccata leaves, Crataegus leaves
- **Foraging Method:** Foraging

## Ecological connections

- **Eats:** [Apple Tree](https://www.snappit.app/explore/apple-tree) (*Malus domestica*) — Caterpillars feed on its leaves, causing defoliation.
- **Parasitizes:** Ermine Moth Parasitoid Wasp (*Ageniaspis fuscicollis*) — This tiny wasp lays its eggs inside Apple Ermine caterpillars.
- **Eats:** [Great Tit](https://www.snappit.app/explore/great-tit) (*Parus major*) — Great Tits are common birds that prey on Apple Ermine caterpillars.

## Traits

- [Furry](https://www.snappit.app/explore/traits/furry): Furry describes animals possessing a dense covering of soft hair or fur.
- [Solitary](https://www.snappit.app/explore/traits/solitary): Solitary animals live alone for most of their lives, only interacting with others for mating or parental care.
- [Herbivorous](https://www.snappit.app/explore/traits/herbivorous): This trait characterizes organisms whose diet consists entirely or primarily of plant material.
- [Diurnal](https://www.snappit.app/explore/traits/diurnal): Diurnal animals are primarily active during daylight hours, typically resting or sleeping at night.
- [Urban Friendly](https://www.snappit.app/explore/traits/urban-friendly): This habitat trait indicates species that can coexist with humans in urban and suburban environments, utilizing man-made structures and green spaces.
- [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

Always wash your hands after touching plants or insects.

## Frequently Asked Questions

### How to identify Apple Ermine?

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 Apple Ermine's wingspan?

16-20 mm

### How big is Apple Ermine?

8-10 mm

### How long does Apple Ermine live?

42-63 days

### How fast can Apple Ermine fly?

5-10 km/h

### What does Apple Ermine eat?

Apple Ermine caterpillars munch on apple leaves, while adult moths do not eat at all!

### Where is Apple Ermine usually found?

Gardens and orchards

### How does Apple Ermine hunt?

Foraging

## 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: [Apple Ermine: Facts & Places to See — Snappit](https://www.snappit.app/explore/apple-ermine)