insect

insect

Observation - insect. Description: Masses of these clinging to stems of Achillea like aphids. Size up to 3-4 mm. 3 pairs of legs, 2 antennae, green with black 'outlining', 2 vertical black 'spikes' at the rear of the body and a black 'tail' though on some of them this looks green and fat -

Masses of these clinging to stems of Achillea like aphids. Size up to 3-4 mm. 3 pairs of legs, 2 antennae, green with black 'outlining', 2 vertical black 'spikes' at the rear of the body and a black 'tail' though on some of them this looks green and fat - depositing an egg?