Pascal Pittorino / Lemon tree (Citrus limon) covered in snow, Var, Provence, France, February.

Larry Minden / Desert Tortoise (Gopherus agassizii) emerging from burrow beneath Mohave Desertrue (Thamnosma montana), Mojave Desert, California

Nigel Cattlin / Glasshouse mealy bug (Pseudococcus viburni) honeydew from infestation on Lemon (Citrus limon) fruit, cultivated in conservatory.

Nigel Cattlin / Glasshouse mealy bug (Pseudococcus viburni) infestation on Lemon (Citrus limon) fruit, cultivated in conservatory.

Nigel Cattlin / Californian red scale insect (Aonidiella aurantii) scales on Orange (Citrus sinensis) leaf, zonal chlorosis present. Native to China. Sicily, Italy. October.

Nigel Cattlin / Californian red scale (Aonidiella aurantii) infestation on Lemon (Citrus limon) wood. Native to China. Sicily, Italy. October.

Nigel Cattlin / Californian red scale (Aonidiella aurantii) infestation on Lemon (Citrus limon) wood. Native to China. Sicily, Italy. October.

Nigel Cattlin / Californian red scale (Aonidiella aurantii) infestation on Lemon (Citrus limon) stem. Native to China. Sicily, Italy. October.

Heather Angel / Sichuan pepper (Zanthoxylum bungeanum) branch with fruit.Sichuan, China. July.

Heather Angel / Honey bee (Apis mellifera) extending proboscis to nectar on Common rue (Ruta graveolens). Green aphid (Aphidoidea) beneath flower. Surrey, England, UK. July.

Heather Angel / Parasitic wasp (Gasteruption assectator) nectaring on Common rue (Ruta graveolens). Surrey, England, UK. July.

Heather Angel / Blowfly (Calliphora sp) nectaring on Common rue (Ruta graveolens). Surrey, England, UK. July.