Christian Ziegler / King Spider Orchid (Caladenia pectinata) being visited by male parasitic wasp pollinator which is attracted to the flower by faux female wasp pheromone, Australia

Christian Ziegler / Zebra Orchid (Caladenia cairnsiana) flower being pollinated by male parasitic wasp which is attracted to the flower by faux female wasp pheromone, western Australia

Christian Ziegler / Ant (Crematogaster sp) group defending Macaranga (Macaranga sp) plant, but are fooled by caterpillar that is using fake ant pheromones, Lambir Hills National Park, Sarawak, Malaysia

Christian Ziegler / Ant (Crematogaster sp) group defending Macaranga (Macaranga sp) plant, but are fooled by caterpillar that is using fake ant pheromones, Lambir Hills National Park, Sarawak, Malaysia

Mark Brownlow / Bee man mimics queen Honey bee pheromone. Bees are attracted to protect him

Nick Upton / Professor Edward O. Wilson watching Fire ants (Solenopsis sp) following a pheromone trail in his laboratory, on production for a BBC Natural World film 'The Little Creatures Who Run the World'. Harvar...

Christian Ziegler / Warty Hammer Orchid (Drakaea livida) flower produces faux female parasitic wasp pheromone to attract male wasps, western Australia

Mark Brownlow / Bee man mimics queen Honey bee pheromone. Bees are attracted to protect him. {Apis mellifera}

Charlie Hamilton-James / Dead Brown rat (Rattus norvegicus) on weighing scales, research for a Rat pheromone project by Fordham University, Brooklyn New York City, USA.

Charlie Hamilton-James / Scientist with Brown rat (Rattus norvegicus) in glass tank working on a rat pheromone project, Brooklyn, New York City, USA. May, 2018.

Andy Sands / Winter moth (Operophtera brumata) female, the female has short stubby wings and is unable to fly, crawling up a tree trunk she excretes a pheromone to attract a mate. Hertfordshire, England, UK. Decem...

Andy Sands / Puss moth (Cerura vinula) female emiting pheromone to attract mate, Hertfordshire, England, UK, May - Captive - Focus Stacked