Nigel Cattlin / Scab (Venturia inaequalis) disease spots on Firethorn (Pyracantha sp) fruits. England, UK. November.

Nigel Cattlin / Apples (Malus domestica) with scab caused by Ascomycetes fungus (Venturia inaequalis). Berkshire, England, UK. September.

Roland Seitre / Western Red Colobus (Procolobus badius) feeding in tree, Abuko Nature Reserve, Gambia

Konrad Wothe / Zanzibar Red Colobus (Procolobus kirkii) sitting in tree, endangered, Zanzibar

Konrad Wothe / Western Red Colobus (Procolobus badius) sitting in tree, Zanzibar

Thomas Mangelsen / Western Red Colobus (Procolobus badius) feeding on leaves in tree, Zanzibar, Tanzania

Nigel Cattlin / Necrotic spotting and cracking caused apple scab, (Venturia inaequalis) on a ripe apple on the tree, Berkshire, August

Anup Shah / Eastern Chimpanzee (Pan troglodytes schweinfurthii) male, sixteen years old, killing Western Red Colobus (Procolobus badius) prey, Gombe National Park, Tanzania

Anup Shah / Eastern Chimpanzee (Pan troglodytes schweinfurthii) group feeding on Western Red Colobus (Procolobus badius) prey, Gombe National Park, Tanzania

Roland Seitre / Western Red Colobus (Procolobus badius), Fathala Wildlife Reserve, Senegal

Roland Seitre / Western Red Colobus (Procolobus badius) in tree, Fathala Wildlife Reserve, Senegal

Nigel Cattlin / Skin blemishes, warts and lesions caused by Common scab (Streptomyces) on the surface of Potato (Solanum tuberosum) tubers at harvest, Devon, UK.

Nigel Cattlin / Powdery scab (Spongospora subterranea f.sp. subterranea) lesions of a cercozoan disease on a washed Potato (Solanum tuberosum) tuber.

Nigel Cattlin / Powdery scab (Spongospora subterranea f.sp. subterranea) lesions of a cercozoan disease on a washed Potato (Solanum tuberosum) tuber.

Nigel Cattlin / Discreet spots caused by Apple scab (Venturia inaequalis) to skin surface of Apple (Malus domestica) fruit.

Nigel Cattlin / Pear scab (Venturia pyrina) fungal disease spotting and cracking on Pear (Pyrus sp.) fruit.

Will Watson / Crab apples (Malus sylvestris), windfalls with Apple scab, Herrock Hill, Herefordshire, England, UK. November

Nigel Cattlin / Pear leaf underside with fungal spotting caused by pear scab (Venturia pyrina), September

Nigel Cattlin / Pear scab (Venturia pyrina) severe spotting and cracking damage to a pear fruit

Nigel Cattlin / Apple scab (Venturia inaequalis) infection spots germinated from a spore shower on an apple leaf, New York, USA,

Nigel Cattlin / Pecan scab (Venturia effusa) damage to pecan nut shells from an orchard, Florida, USA, September

Nigel Cattlin / Apple scab (Venturia inaequalis) lesions and cracking on ripe on apple fruit, New York State, USA, September

Nigel Cattlin / Apple scab (Venturia inaequalis) lesions and cracking on ripe on apple fruit, New York State, USA, September

Nigel Cattlin / Ear blight or head scab (Fusarium spp.) complex of pathogens causing mycelium development on infected wheat grains and ear

Nigel Cattlin / Brown rot (Monilinia fructigena) concentric rings of pustules emanating from a damage site on the fruit, Berkshire, September

Nigel Cattlin / Golden delicious apples severely affected by Apple scab (Venturia inaequalis) with spots and cracking, October, Devon