Nigel Cattlin / Blue colour variation of Green paddy leafhopper, (Nephottetix virescens) a biotype of this pest species

Nigel Cattlin / Rice (Oryza sativa) plants infected with Rice tungro virus (Rice tungro bacilliform virus) stunted and chlorotic in a paddy Rice crop, Philippines

Nigel Cattlin / Nymph of a green paddy Rice leafhopper (Nephotettix virescens) pest and disease vector of Rice (Oryza sativa) on a Rice (Oryza sativa) leaf, Philippines

Nigel Cattlin / Blue colour variation of Green paddy leafhopper, (Nephottetix virescens), a biotype of this pest species

Nigel Cattlin / Blue colour variation of Green paddy leafhopper, (Nephottetix virescens), a biotype of this pest species

Nigel Cattlin / Nymph of a Green paddy rice leafhopper (Nephotettix virescens) pest and disease vector of Rice (Oryza sativa) on a Rice (Oryza sativa) leaf, Philippines

Nigel Cattlin / Nymph of a Green paddy rice leafhopper (Nephotettix virescens) pest and disease vector of Rice (Oryza sativa) on a Rice (Oryza sativa) leaf, Philippines

Nigel Cattlin / Rice plant infected with Rice tungro virus (Rice tungro bacilliform virus) early / mild infection in a paddy Rice (Oryza sativa) plant, Philippines

Nigel Cattlin / Rice plant (Oryza sativa) infected with Rice tungro bacilliform virus, stunted and chlorotic , Philippines

Nigel Cattlin / Rice (Oryza sativa) plant infected with tungro virus in a paddy crop , Philippines.

Nature Production / Green Rice Leafhopper {Nephotettix cincticeps} male on rice, Aichi, Japan

Nature Production / Green Rice Leafhopper {Nephotettix cincticeps} female on rice, Aichi, Japan

Karine Aigner / Portrait of a Fox sparrow (Passerella iliaca) with white background, Block island, Rhode Island, USA. Bird caught during scientific research.

Oliver Hellowell / White crowned sparrow (Zonotrichia leucophrys) in Smoky Mountains, Tennessee, USA. November.

Mary McDonald / Painted bunting (Passerina ciris) at a watering hole, Texas, USA. June.

George Sanker / Western tanager (Piranga ludoviciana) perched, Grand Teton National Park, Wyoming, USA, June.

George Sanker / Lazuli Bunting (Passerina amoena) Grand Teton National Park, Wyoming, USA, June.

George Sanker / Lazuli Bunting (Passerina amoena) Grand Teton National Park, Wyoming, USA, June.

George Sanker / Lazuli Bunting (Passerina amoena) perched, Grand Teton National Park, Wyoming, USA, June.

George Sanker / Western Tanager (Piranga ludoviciana) perched, Grand Teton National Park, Wyoming, USA, June.

Gerrit Vyn / Brewer's Sparrow (Spizella breweri). Sublette County, Wyoming. May.

Jack Dykinga / Northern cardinal (Cardinalis cardinalis) male on the ground, Catalina State Park, Arizona, USA, May.

Rolf Nussbaumer / Painted Bunting (Passerina ciris), adult male perched on Elbow bush (Forestiera pubescens) with berries, Hill Country, Texas, USA. May

Rolf Nussbaumer / Northern Cardinal (Cardinalis cardinalis), adult male perched on icy branch of Christmas cholla (Cylindropuntia leptocaulis), Hill Country, Texas, USA. February