They provision these nests with spiders , such as crab spiders , orb - weaver spiders and jumping spiders in particular , as food for the developing larvae .
Females will add new cells one by one to the nest after each cell is provisioned .
Females provision these nests with spiders , such as crab spiders , orb - weaver spiders and jumping spiders in particular , as food for the developing larvae .
Females will add new cells one by one to the nest after each cell is provisioned .