Nigel Cattlin / Bird cherry-oat aphid (Rhopalosiphum padi) infestation on Wheat (Triticum aestivum) leaf with Barley yellow dwarf virus (BYDV) symptoms present.

Nigel Cattlin / Bird cherry-oat aphids (Rhopalosiphum padi) infestation of plant sucking pests at all stages except alates on a maize / corn leaf

Nigel Cattlin / Water lily aphid (Rhopalosiphum nympheae) infestation on a lily flower, Devon, England, UK, July