Fraternal potter wasp
The fraternal potter wasp is a black wasp with little ivory spots and a very thin waist. It is a tiny potter. The mother builds a little round pot out of mud, like a clay jug, for each of her babies.

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Fun facts
Building one pot can take one or two hours and needs several hundred little balls of wet mud.
The mother hangs her egg inside the pot on a fine thread.
She puts a sleeping caterpillar in the pot as food, then closes the top with mud.
Its body starts with a long, thin stalk that gets wider towards the back.
It flies from about April to November.
Most asked questions about Fraternal potter wasp
?Why is it called a potter wasp?
Because the mother builds little pots out of mud for her babies.
?How big is the fraternal potter wasp?
It is about 1.5 to 2 centimetres long.
For bug experts
- Scientific name
- Eumenes fraternus
- Named by
- Say, 1824
- Group
- Wasps and hornets
- Family
- Vespidae
- Classification
- Insecta > Hymenoptera > Vespidae
- Lives on
- North America
Where the facts come from
- Eumenes fraternus (Wikipedia, CC BY-SA 4.0): what it looks like, where it lives, what it eats, sizes and fun facts, retold in simple words.
- Picture by Pollinator. CC BY-SA 3.0, Wikimedia Commons. The round sticker of this bug is cut from the same picture.
If we got something wrong, sorry, we are bug fans, not a science journal. Tell us at [email protected] and we will fix it.