Nigel Cattlin / Elder aphid (Aphis sambuci) infestation on the young shoot of ornamental Elder (Sambucus sp) in garden. Berkshire, England, UK. April.

Nigel Cattlin / Seven-spot ladybird (Coccinella septem-punctata) larva predating Black bean aphids (Aphis fabae) on Runner bean (Phaseolus coccineus). Bean with buds. Berkshire, England, UK. July.

Nigel Cattlin / Black bean aphid (Aphis fabae) infestation on Runner bean (Phaseolus coccineus), stem twining up bamboo cane. Berkshire, England, UK. June.

Nigel Cattlin / Black bean aphid (Aphis fabae) infestation on flowering Broad bean (Vicia faba). Berkshire, England, UK. June.

Nigel Cattlin / Black bean aphid (Aphis fabae) infestation on Broad bean (Vicia faba) plant. Berkshire, England, UK. June.

Nigel Cattlin / Harlequin / Asian ladybird (Harmonia axyridis), larva Berkshire, England, UK.

Nigel Cattlin / Harlequin / Asian ladybird (Harmonia axyridis) larva with black spindle-thistle aphid prey (Aphis fabae cirsiiacanthoidis) Berkshire, June

Ingo Arndt / Ants (Formicidae) milking Aphids on plant stem, Germany

Nick Upton / Red ant (Myrmica rubra) collecting honeydew from Black bean aphids (Aphis fabae) on a Creeping thistle (Cirsium arvense) stem, chalk grassland meadow, Wiltshire, UK, July.

Stephen Dalton / Blackfly / Aphids (Aphis sp) wingless forms on dock stem, UK

Dave Bevan / Black bean aphid (Aphis fabae) colony on Broad bean stem with Red ant searching for honeydew, UK

Dave Bevan / Cabbage aphids (Brevicoryne brassicae) on cabbage leaf, UK