# Bark Louse (*Propsocus pulchripennis*)

Bark Louse is a tiny bug that likes to live on trees. They are usually found on the bark, where they can hide and stay safe.

- **Category:** [Insects](https://www.snappit.app/explore/categories/insect)
- **Rarity:** Common
- **Danger:** 2/5 · Low
- **Habitat:** On tree bark
- **Also known as:** Bark Fly, Bark Psyllid

![Bark Louse](https://res.cloudinary.com/drieglelr/image/upload/v1771425913/objects/5528.jpg)

## Appearance

The Bark Louse is a tiny, soft-bodied insect, typically brown, grey, or reddish-brown, often mottled to blend with tree bark. It has clear or slightly smoky wings, sometimes with faint patterns, and relatively large antennae. It looks different from true lice by having wings and not being flat.

## Taxonomy

- **Kingdom:** Animalia
- **Phylum:** Arthropoda
- **Class:** Insecta
- **Order:** Psocodea
- **Family:** Elipsocidae
- **Genus:** Propsocus

## Interesting facts

- Bark lice are not true parasites; they don't harm trees or animals!
- Many bark lice wave their antennae in a synchronized 'dance' when disturbed!
- Some bark louse eggs are covered in a sticky camouflage to hide them from predators!
- They help trees by cleaning off old algae and lichen, like tiny scrub brushes!

## Special abilities

- **Fungus Feast:** Bark Louse can munch on tiny fungi and algae because of strong, adapted mouthparts that scrape surfaces clean.
- **Bark Blending:** Bark Louse has mottled, earth-toned bodies that help them disappear against tree bark, hiding from predators.
- **Quick Scramble:** Bark Louse can scurry quickly across surfaces, helping them escape danger or find new feeding spots fast.

## Measurements & details

- **Wingspan:** 4-8 mm
- **Size:** 2-4 mm
- **Lifespan:** 30-90 days
- **Leg Count:** 6
- **Colony Size:** 1000

## Diet & Feeding

These tiny insects are nature's cleaners, munching on microscopic fungi, algae, and lichen from surfaces.

- **Primary Foods:** Fungal hyphae, Algae, Lichen, Pollen grains, Dead plant matter
- **Foraging Method:** Foraging

## Ecological connections

- **Eaten by:** [Garden Spider](https://www.snappit.app/explore/garden-spider) (*Araneus diadematus*) — Spiders prey on small insects like bark lice.
- **Eaten by:** Harlequin Ladybird (*Harmonia axyridis*) — Ladybirds sometimes include bark lice in their diet.
- **Eaten by:** [Yellow-rumped Warbler](https://www.snappit.app/explore/yellow-rumped-warbler) (*Setophaga coronata*) — Small birds forage for insects on tree bark.
- **Depends on:** Mango Tree (*Mangifera indica*) — Provides habitat and a surface for their food sources.
- **Eats:** Common Orange Lichen (*Xanthoria parietina*) — Bark lice consume lichen found on tree surfaces.

## Traits

- [Wildlife](https://www.snappit.app/explore/traits/wildlife): Wildlife encompasses all undomesticated animal and plant life existing in their natural habitats.
- [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.
- [Forest](https://www.snappit.app/explore/traits/forest): Forest habitats are terrestrial environments dominated by dense tree cover, supporting a high diversity of plant and animal life.

## Collections

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

## Safety

**Danger:** 2/5 · Low

Do not touch or pick up. Some insects sting or bite. Ask an adult for help.

## Frequently Asked Questions

### How to identify Bark Louse?

Look for six legs, antennae, three body sections and the shape of the wings. Beetles have hardened front wings; flies have just one working pair. Tiny insects may need a close view before their group is clear. Insect Identifier: upload a photo and compare the visible details.

### What is Bark Louse's wingspan?

4-8 mm

### How big is Bark Louse?

2-4 mm

### How long does Bark Louse live?

30-90 days

### What does Bark Louse eat?

These tiny insects are nature's cleaners, munching on microscopic fungi, algae, and lichen from surfaces.

### Where is Bark Louse usually found?

On tree bark

### How does Bark Louse hunt?

Foraging

### How many legs does Bark Louse 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: [Bark Louse: Characteristics, Facts & Places to See — Snappit](https://www.snappit.app/explore/bark-louse)