ivy aphid, aphis hederae. a colony of wingless individuals on an ivy leaf

invertebrate animal insect nature flower wildlife leaf arthropod plant pest food produce bee beetle honeybee fly ivy aphid aphis hederae colony wingless individuals problems home pathology helix control black bean insects diseases european hedera aphids damage aphidinae english common garden closeup macro green gardening detail background natural infested tiny parasite lice aphidoidea greenfly aphididae agriculture small close leaves disease hederae leaf