Heather Angel / Narcissus bulb fly / Greater bulb fly (Merodon equestris), a bumblebee mimic, using probsocis to feed on pollen of Woolly rock rose (Halimium lasianthum). Purple blotches guide pollinators to reward.

Heather Angel / Marmalade hoverfly (Episyrphus balteatus) feeding on pollen on Stargazer lily (Lilium orientalis 'Stargazer') anther. Pollination occurs when pollen is transferred to next lily flower on hover...

Heather Angel / Marmalade hoverfly (Episyrphus balteatus) feeding on pollen on Viper's bugloss (Echium vulgare) anther. Dolomites, Italy. June.

Heather Angel / Narcissus fly (Merodon equestris) male nectaring on Rock rose (Cistus x hybridus) in garden, Surrey, England, UK.

Heather Angel / White flower crab spider (Misumena vatia) camouflaged against Golden Mexican orange blossom (Choysia ternata 'Sundance') flower. Spider is an ambush predator killing visiting pollinators such...

Heather Angel / Marmalade hoverfly (Episyrphus balteatus) feeding on Golden apple (Lilium carniolicum) pollen, transfers pollen on body to other flowers. In high grassland, Mount Vournos, northern Greece.

Heather Angel / Marmalade hoverfly (Episyrphus balteatus) feeds Meadow rue (Thalictrum sp) pollen. Body covered with pollen which will be transferred to next flower visited. Russian Caucasus. June.

Heather Angel / Marmalade hoverfly (Episyrphus balteatus) feeding on Caucasian lily (Lilium monadelphum) pollen. Pollen transferred to other flowers on legs and hairy body. Russian Caucasus, Georgia. June.

Heather Angel / Marmalade hoverfly (Episyrphus balteatus) feeding on Caucasian lily (Lilium monadelphum) pollen. Pollen transferred to other flowers via legs. Russian Caucasus, Georgia. June.

Rod Williams / Hoverfly (Helophilus pendulus) feeding on yarrow, Brockley Cemetery, Lewisham, England, September

Rod Williams / Female hoverfly (Sphaerophoria scripta) feeding on field bindweed Brockley Cemetery, Lewisham, England, August

Rod Williams / A mating pair of drone flies (Eristalis tenax), Brockley Cemetery, Lewisham, England, June