Konrad Wothe / Red Wood Ant (Formica rufa) colony reacting in defensive behavior by spraying formic acid from a gland in rear of their abdomens, Sweden

Mark Moffett / Entomologist Terry Erwin fogging tree with biodegradable pesticide to collect insect specimens, Pacaya-Samiria National Reservation, Peru

Tony Heald / African Elephant spraying muddy water over itself. Botswana Chobe NP, Africa

Michael Richards / John Downer / Spitting cobra sprays twin jets of venom with deadly accuracy at eyes of attacker (Resolution restriction - image digitised from film, 'Weird Nature' tv series)

Doug Gimesy / Volunteer bat rescuer Tracy Cleaves, spraying water t to cool down some Grey-headed Flying-foxes (Pteropus poliocephalus) that have descended from the safety of higher branches, in an attempt to escap...

Doug Gimesy / Firefighter from Melbourne's Metropolitan Fire Brigade (MBF) try and help cool down the Yarra Bend Grey-headed Flying-fox (Pteropus poliocephalus) colony by spraying water on them. Park Ranger and Gre...

Doug Gimesy / Firefighter from Melbourne's Metropolitan Fire Brigade (MBF) try and help cool down the Yarra Bend Grey-headed Flying-fox (Pteropus poliocephalus) colony by spraying water on them. Park Ranger and...

Doug Gimesy / Firefighters from Melbourne's Metropolitan Fire Brigade (MBF) try and help cool down Melbourne's Yarra Bend Grey-headed flying-fox (Pteropus poliocephalus) colony by spraying water on them. Pa...

Chase Dekker / Cheetah (Acinonyx jubatus) female scent-marking, Masai Mara, Kenya

Ann & Steve Toon / Cheetah (Acinonyx jubatus) spraying / scentmarking tree, Zimanga private game reserve, Kwaqulu-Natal, South Africa.

Karine Aigner / African elephant (Loxodonta africana) bull spraying mud over himself. Ndutu area, Serengeti National Park, Tanzania.

Laurie Hedges / Tracking shot moving through dead trees in a deforested part of the Amazon rainforest, the trees have been sprayed with herbicides to kill them, Brazil, 2019.