Oleander Aphid Aphis nerii they can be found on found on oleander, butterfly weed and milkweed There are no males and reproduce by parthenogenesis, giving live birth they are attacked by a parasitic wasp Lysiphlebus testaceipes and the husk of the hosts can be found on the plants there are wingless and winged adult versions, the winged form occur usually when the colony becomes too crowded or the host plant is dying