Mark Moffett / Tokay Gecko (Gecko gecko) close-up detail of the underside of its foot with natural adhesive properties

John Downer Productions / Jaguar chews on yaje leaf, known to have hallucinogenic properties (Resolution restriction - image digitised from film, 'Weird Nature' tv series)

Nick Upton / Brown seaweed (Bifurcaria bifurcata), an alga that has shown some anti-cancer properties, growing in a rockpool low on the shore alongside Coralweed (Corallina officinalis), Wembury, Devon, UK, August...

Nick Upton / Brown seaweed (Bifurcaria bifurcata), an alga that has shown some anti-cancer properties, growing in a rockpool low on the shore alongside Coralweed (Corallina officinalis), Wembury, Devon, UK, August...

Ross Hoddinott / 2020VISION / Detail of cap of Fly Agaric fungus {Amanita muscaria} in autumn, Beacon Hill Country Park, The National Forest, Leicestershire, UK. November. Photographer quote: 'Nature photographers just can't resis...

Pete Oxford / White-fronted capuchin monkey (Cebus albifrons) rubbing the skin of an onion (stolen from local people) into its skin, making use of the onion's antifungal and repellent properties. Puerto Misahualli,...

Pete Oxford / White-fronted capuchin monkey (Cebus albifrons) rubbing the skin of an onion (stolen from local people) into its skin, making use of the onion's antifungal and repellent properties. Puerto Misahualli,...

Pete Oxford / White-fronted capuchin monkey (Cebus albifrons) rubbing the skin of an onion (stolen from local people) into its skin, making use of the onion's antifungal and repellent properties. Puerto Misahualli,...

Pete Oxford / White-fronted capuchin monkey (Cebus albifrons) rubbing the skin of an onion (stolen from local people) into its skin, making use of the onion's antifungal and repellent properties. Puerto Misahualli,...

GEORGETTE DOUWMA / Figeater beetle (Cotinis mutabilis) on Echinacea flower, a plant with immune system boosting properties, Tennessee, USA.

GEORGETTE DOUWMA / June bug / Green June beetle (Cotinis nitida), on Echinaecea (Echinacea sp.), a plant with immune system boosting properties, Tennessee, USA.

Gavin Maxwell / Caterpillar killed by Aweto caterpillar fungus {Cordyceps sinensis} Yatsa gunbu, Naqu, Tibet, May 07, 'Wild China' series. Note - collected for medicinal properties

Gavin Maxwell / Parasitic fungi on Aweto caterpillar {Cordyceps sinensis} Yatsa Gunbu, Naqu, Tibet, June 07, 'Wild China' series. Note- valued for its medicinal properties

Yva Momatiuk & John Eastcott / King Penguin (Aptenodytes patagonicus) swimmng and washing their feathers to maintain insulating properties in cold climate, near beaches of Salisbury Plain, South Georgia Island, Southern Ocean, Anta...

Patricio Robles Gil / Peyote (Lophophora williamsii) has psychedelic properties, occurs in the southwestern US and northern Mexico

Patricio Robles Gil / Peyote (Lophophora williamsii) has psychedelic properties, occurs in the southwestern US and northern Mexico

John Cancalosi / Flooded properties, Winkelman, Arizona, USA.

Ingo Arndt / Kuhl's Flying Gecko (Ptychozoon kuhli) underside detail of foot with scales that have natural adhesive properties

Ingo Arndt / Kuhl's Flying Gecko (Ptychozoon kuhli) underside detail of foot with scales that have natural adhesive properties

Ingo Arndt / Madagascar Day Gecko (Phelsuma madagascariensis) underside detail of foot with scales that have natural adhesive properties

Ingo Arndt / Madagascar Day Gecko (Phelsuma madagascariensis) underside detail of foot with scales that have natural adhesive properties

Ingo Arndt / Madagascar Day Gecko (Phelsuma madagascariensis) underside detail of foot with scales that have natural adhesive properties

Ingo Arndt / Tokay Gecko (Gecko gecko) underside detail of foot with scales that have natural adhesive properties

Ingo Arndt / Tokay Gecko (Gecko gecko) underside detail of foot with scales that have natural adhesive properties

Ingo Arndt / Lined Flat-tail Gecko (Uroplatus lineatus) underside detail of foot with scales that have natural adhesive properties

Yva Momatiuk & John Eastcott / King Penguin (Aptenodytes patagonicus) adults walking into surf to bathe and clean their feathers to assure insulating properties in cold climate, fall, Southern Ocean, South Georgia Island, Antarctic...