Steven David Miller / An Orange lacewing butterfly (Cethosia penthesilea), Cairns Botanical Gardens, Queensland, Australia. Captive. August.

Ann & Steve Toon / Malachite sunbird (Nectarinia famosa) feding at flower, Kirstenbosch National Botanical Garden, Cape Town, South Africa, September

Ann & Steve Toon / Orange-breasted sunbird (Anthobaphes violacea), Kirstenbosch National Botanical Garden, Cape Town, South Africa, September

Pascal Pittorino / Horned pansy (Viola cornuta) in botanic garden, Var, France, March.

Rob Tilley / Agave close up abstract (Agave sp) Botanical Garden, San Miguel de Allende, Mexico

Rob Tilley / Close up of Agave leaves (Agave macroacantha)Botanical Garden, San Miguel de Allende, Mexico

Mark Bowler / Looking up the stilt roots of a Fig tree (Ficus sp), Botanical Gardens, Entebbe, Uganda, July 2006

Ann & Steve Toon / Cape sugarbird (Promerops cafer), Kirstenbosch National Botanical Garden, Cape Town, South Africa.

Ann & Steve Toon / Cape sugarbird (Promerops cafer), Kirstenbosch National Botanical Garden, Cape Town, South Africa.

Heather Angel / Southern double-collared sunbird (Cinnyris chalybeus), male nectaring on Pincushion protea (Leucospermum cordifolium). Kirstenbosch National Botanical Garden, Cape Town, South Africa. August.

Heather Angel / Hopliine scarab beetle (Clania glenlyonensis) pair mating on Harlequin hesperantha (Hesperantha vaginata) flower. Glen Lyon Farm / Hantam National Botanical Garden, Northern Cape, South Africa. August...

Heather Angel / Cape sugarbird (Promerops cafer) male nectaring on Pincushion protea (Leucospermum cordifolium). Pollen transferred from anthers to bird's head. Kirstenbosch National Botanical Garden, Cape Town,...