# Shield Bug (*Pentatomidae*)

The Shield Bug is a colorful bug that often rests on plants. They have a shield-like shape that helps them blend in!

- **Category:** [Insects](https://www.snappit.app/explore/categories/insect)
- **Rarity:** Common
- **Danger:** 2/5 · Low
- **Habitat:** Gardens, fields, and woodlands
- **Also known as:** Shield Stink Bug, Stink Bug

![Shield Bug](https://res.cloudinary.com/drieglelr/image/upload/v1771426027/objects/5521.jpg)

## Appearance

The Shield Bug is a distinctively flattened, shield-shaped insect, often found in shades of green, brown, or sometimes vibrant metallic hues. Its broad, triangular scutellum, a plate covering part of its back, helps differentiate it from other bugs and beetles.

## Taxonomy

- **Kingdom:** Animalia
- **Phylum:** Arthropoda
- **Class:** Insecta
- **Order:** Hemiptera
- **Family:** Pentatomidae

## Interesting facts

- Shield bugs are part of the 'true bugs' group, meaning they have straw-like mouths!
- Some shield bug moms guard their eggs and babies from danger!
- There are over 5,000 different kinds of shield bugs found worldwide!
- They can accidentally hitchhike into your house during colder weather.

## Special abilities

- **Stink Defense:** Shield Bug can release a smelly liquid when threatened, because it helps them deter predators.
- **Perfect Blend:** Shield Bug has a flattened, shield-like body that helps them camouflage seamlessly with foliage.
- **Plant Sapper:** Shield Bug can pierce plants with its straw-like mouthparts because it helps them drink nutritious sap.

## Measurements & details

- **Wingspan:** 15-40 mm
- **Size:** 5-20 mm
- **Lifespan:** 60-365 days
- **Leg Count:** 6

## Diet & Feeding

Shield Bugs primarily drink plant sap, but some also enjoy munching on other small insects.

- **Primary Foods:** Plant sap, Fruits, Seeds, Caterpillars, Aphids
- **Foraging Method:** Foraging

## Ecological connections

- **Eats:** [House Sparrow](https://www.snappit.app/explore/house-sparrow) (*Passer domesticus*) — often preys on adult and larval shield bugs.
- **Parasitizes:** Feather-legged Fly (*Trichopoda pennipes*) — larvae develop inside shield bug adults and nymphs.
- **Eaten by:** Apple (*Malus domestica*) — feeds on the developing fruits and leaves of apple trees.
- **Eaten by:** [Corn](https://www.snappit.app/explore/corn) (*Zea mays*) — sucks sap from corn kernels, causing damage.

## Traits

- [Wildlife](https://www.snappit.app/explore/traits/wildlife): Wildlife encompasses all undomesticated animal and plant life existing in their natural habitats.
- [Camouflaged](https://www.snappit.app/explore/traits/camouflaged): Camouflaged describes organisms that possess coloring or patterns that allow them to blend into their environment.
- [Colorful](https://www.snappit.app/explore/traits/colorful): Colorful describes organisms or objects displaying a wide range of bright and distinct colors.
- [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 Shield Bug?

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 Shield Bug's wingspan?

15-40 mm

### How big is Shield Bug?

5-20 mm

### How long does Shield Bug live?

60-365 days

### What does Shield Bug eat?

Shield Bugs primarily drink plant sap, but some also enjoy munching on other small insects.

### Where is Shield Bug usually found?

Gardens, fields, and woodlands

### How does Shield Bug hunt?

Foraging

### How many legs does Shield Bug have?

6

## Where to spot

- [Green River State Park](https://www.snappit.app/guides/places/green-river-state-park) — Utah, US · State Park

## 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: [Shield Bug: Characteristics, Facts & Places to See — Snappit](https://www.snappit.app/explore/shield-bug)