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Convoluted Gall Wasp

Andricus confertus

The Convoluted Gall Wasp is a tiny insect that makes special round galls on oak trees. These galls are like little homes for the wasp's babies, and they help protect them as they grow.

Habitat: Forests

Appearance

The Convoluted Gall Wasp is a tiny, dark-bodied insect, typically brown to black. It has a compact, stocky build with clear wings and short antennae, appearing unassuming compared to the prominent, bumpy galls it creates on oak leaves and twigs.

KingdomAnimaliaPhylumArthropodaClassInsectaOrderHymenopteraFamilyCynipidaeGenusAndricus
Convoluted Gall Wasp
solitary trait badgeherbivorous trait badgeforest trait badgekeystone_species trait badge
Convoluted Gall Wasp

Category

Insects

Rarity

Common

Danger

1/5 · Very low

Snaps

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Interesting facts

Gall wasps spend most of their lives hidden inside these plant 'houses' they create.

Some galls feel squishy like sponge, while others are hard as wood!

The lumpy galls it makes are living parts of the oak tree, not part of the wasp itself!

These tiny wasps play a huge role in the forest food web for birds and other insects.

Special abilities

Ability

Gall Architect

Convoluted Gall Wasp larvae can chemically command oak trees to grow unique, protective structures called galls, which provide both shelter and food.

Ability

Chemical Commander

Convoluted Gall Wasp has special chemicals it injects into oak trees that force the plant to create a home and food source just for its babies.

Ability

Generation Shifter

The Convoluted Gall Wasp can reproduce sexually in one generation and then switch to asexual reproduction in the next, a clever way to increase its numbers.

Measurements & details

Wingspan
4-8 mm
Size
2-4 mm
Lifespan
10-30 days
Leg Count
6

Diet & Feeding

Adult Convoluted Gall Wasps may sip nectar, but their larvae feed on the nutritious tissue within oak galls.

Age differences: Larvae consume plant tissue inside galls; adults may feed on nectar or honeydew.

Primary Foods

  • Oak leaf tissue
  • Plant sap
  • Nectar

Foraging Method

  • Foraging

Ecological connections

depends on

California Black Oak

Quercus kelloggii

Provides plant tissue for gall formation and larval development.

parasitizes

California Oak Gall Wasp Parasitoid

Torymus californicus

Its larvae feed on the developing Convoluted Gall Wasp larvae inside the gall.

shelters

Pacific Gall Inquiline Wasp

Synergus pacificus

This inquiline lives within galls created by the Convoluted Gall Wasp.

Traits

Also known as

No aliases listed yet.

Collections

Safety

Danger

1/5 · Very low

It's best to look at these wasps from a distance, so you don't disturb them or their galls.

Frequently Asked Questions

What is Convoluted Gall Wasp's wingspan?

4-8 mm

How big is Convoluted Gall Wasp?

2-4 mm

How long does Convoluted Gall Wasp live?

10-30 days

What does Convoluted Gall Wasp eat?

Adult Convoluted Gall Wasps may sip nectar, but their larvae feed on the nutritious tissue within oak galls.

Where is Convoluted Gall Wasp usually found?

Forests

How does Convoluted Gall Wasp hunt?

Foraging

How many legs does Convoluted Gall Wasp have?

6

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