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Free-ranging mammalian herbivores foraging on pasture heavily contaminated with conspecific faeces. (a) Adult female eastern grey kangaroo (Macropus giganteus) at Anglesea, Victoria, Australia. (b) Adult female Soay sheep (Ovis aries) at Hirta, St Kilda, Scotland, UK. Photos by Graeme Coulson. (Online version in colour.)
