Chien Lee / Sugar Glider (Petaurus breviceps) feeding on Acacia (Acacia sp) tree sap at night, Wasur National Park, Papua, Indonesia

Murray Cooper / Rubber Tree (Hevea brasiliensis) with sap used for rubber, South America

Juergen Freund / Sugar Glider (Petaurus breviceps) feeding on sap from a tree trunk. Atherton Tablelands, Queensland, Australia

Mark Carwardine / Aye-aye (Daubentonia madagascariensis) licking sap from trunk of tree, Captive, Tsimbazaza Zoo, Madagascar

Kim Taylor / European Hornet (Vespa crabro) workers feeding on Cotoneaster sap from a wound that they have created by chewing away the bark. Surrey, UK, September.

Pete Oxford / Man (a balata bleeder, Anton Clarence) collecting natural latex from the Balata / Bullet wood tree (Manilkara bidentata), Katoka, Rupununi, Guyana, Model released

Jerry Monkman / Man stoking the fire in the sap evaporator of the sugar house at Sugarbush Farm in Woodstock, Vermont, USA, April 2008.

Stephen Dalton / Green aphid / Greenfly (Aphidoidea) extracting sap from stem of nettle, UK

Rod Clarke / John Downer Produ / Alcohol drinkers - Honeybees enjoy a tipple of fermented sap of lime trees (Resolution restriction - image digitised from film, 'Weird Nature' tv series)

Anup Shah / Orang utan baby licking sap, (Pongo abelii) Gunung Leuser NP, Indonesia

Rolf Nussbaumer / Leaf hopper adult bugs sucking sap {Cicadellidae} Texas, USA.

Nigel Cattlin / Pollen beetles (Brassicogethes aeneus) on Field scabious (Knautia arvensis). Berkshire, England, UK. July.