Yellowjackets are more aggressive than other stinging insects such as wasps, hornets, mud daubers or bees. Yellowjackets can both sting and bite — they will often bite to get a better grip to jab their stinger in. Since they don't lose their stinger, they can sting numerous times, and will do so unprovoked.
All wasps will defend their nests, but Yellowjackets and hornets are the most aggressive.. For most people, the yellow jacket sting is temporary, but painful. However for allergic individuals, a single sting may result in a serious reaction that requires medical treatment.
Do they sting? Known to be aggressive defenders of their colonies, yellow jackets are otherwise not quick to sting. However, the sting of a yellow jacket is painful .
Yellowjacket or Yellow jacket is the common name in North America for predatory social wasps. in "meat bees"), given that they are similar in size and sting, but yellowjackets are actually wasps.. with tan-brown dense hair on their bodies, do not carry pollen, and do not have the flattened hairy hind legs used to carry it.