Cocoons of Apanteles hesperidivorus, a fiery skipper parasite.

Apanteles hesperidivorus (Braconidae), pale elongate cocoons of fiery skipper parasite on lawn grass with skipper frass pellets. 2x. Sacramento by JKC.  Credit: Jack Kelly Clark
Cocoons of Apanteles hesperidivorus, a fiery skipper parasite. Credit: Jack Kelly Clark