Juan Carlos Munoz / Partially harvested Lavender (Lavendula angustifolia) fields, Valensole Plateau, Alpes Haute Provence, France, July 2015.

Juan Carlos Munoz / Lavender (Lavendula angustifolia) fields in front of Senanque Abbey, Gordes Village, Provence, France, July 2015.

Juan Carlos Munoz / Hut in Lavender (Lavandula angustifolia) fields, Valensole Plateau, Alpes Haute Provence, France, June 2015.

Juan Carlos Munoz / Lavender (Lavandula angustifolia) fields, Valensole Plateau, Alpes Haute Provence, France, June.

Juan Carlos Munoz / Honeybee (Apis melifera) visiting Lavender (Lavendula angustifolia) in lavender fields, Valensole Plateau, Alpes Haute Provence, France, July.

Tui De Roy / Stewart Island Brown Kiwi or Southern Tokoeka (Apteryx australis lawryi), female probing by scent for sand hoppers in rotting kelp beach wrack at night, Ocean Beach, Stewart Island, New Zealand

Andy Rouse / Bengal tiger (Panthera tigris) sniffing scent mark, standing on path in forest. Ranthambhore National Park, India.

Heather Angel / Allegheny spurge (Pachysandra procumbens) leaves emerging amongst flowers in garden. Flowers emit spicy fragrance. Surrey, England, UK. Native to Asia.

Jeff Foott / Jaguar (Panthera onca) female , smelling scent marking of male. Cuiaba River, Pantanal Matogrossense National Park, Pantanal, Brazil.

MYN / Lily Kumpe / Scented banjine (Pimelea suaveolens) William Bay National Park, Western Australia. Meetyourneighbours.net project.

Sandra Bartocha / Barley field (Hordeum vulgare) with Camomile (Matricaria chamomilla) flowers at sunset, Gotland, Sweden

Christophe Courteau / Male Leopard (Panthera pardus) scent marking, South Africa.