EditorialBlack-throated Blue Wood-Warbler - Canadian Columbine, Blue-backed Warbler (Dendroica caerulescens, Sylvicola canadensis), Canadian Columbine (Aquilegia canadensis), Signed: J.J. Audubon, J.T. Bowen, lithograph, Pl. 95 (vol. 2), Audubon, John James (dr...
EditorialSnow Goose, Snow goose (Anser caerulescens, Anser hyperboreus), Signed: J.J. Audubon, J.T. Bowen, lithograph, Pl. 381 (vol. 6), Audubon, John James (drawn); Bowen, J. T. (lith.), 1856, John James Audubon: The birds of America: from drawings made in the...
EditorialGeranospiza gracilis, Print, Crane hawk, The crane hawk (Geranospiza caerulescens) is a species of bird of prey in the family Accipitridae. It is monotypic within the genus Geranospiza., 1700-1880.
EditorialGeranospiza gracilis, Print, Crane hawk, The crane hawk (Geranospiza caerulescens) is a species of bird of prey in the family Accipitridae. It is monotypic within the genus Geranospiza., 1700-1880.
EditorialEupodotis caerulescens, Print, The blue korhaan or blue bustard (Eupodotis caerulescens) is a species of bird in the family Otididae which is endemic to South Africa. Its call is a series of frog-like croaks, usually uttered in flight. Its natural habi...
EditorialMimus caerulescens, Print, Mimus is a bird genus in the family Mimidae. It contains the typical mockingbirds. In 2007, the genus Nesomimus was merged into Mimus by the American Ornithologists' Union. The genus name is Latin for "mimic"., 1700-1880.
EditorialEupetes caerulescens, Print, Rail-babbler, The rail-babbler or Malaysian rail-babbler (Eupetes macrocerus) is a strange, rail-like, brown and pied ground-living bird. It is the only species in the genus Eupetes and family Eupetidae. It lives on the flo...
EditorialBlack Drongo. ‘Dicrurus macrocercus’ Original inscriptions: ‘Bhojanga, found at Calcutta.’[Nastaliq and English]’ Lanius caerulescens’. Wellesley Albums. 1798 - 1805. Watercolour. Source: NHD 29/18.
EditorialBlack Drongo. ‘Dicrurus macrocercus’ Original inscriptions: ‘Bhojanga, found at Calcutta.’[Nastaliq and English]’ Lanius caerulescens’. Wellesley Albums. 1798 - 1805. Watercolour. Source: NHD 29/18.
EditorialAfrican rail, Rallus caerulescens (Rallus capensis) and clymene moth, Haploa clymene. After an illustration by Pieter de Bevere supplied by Governor Joan Gideon Loten. Handcoloured copperplate engraving by Peter Brown from his New Illustrations of Zool...
EditorialWhite-bellied drongo, Dicrurus caerulescens. Handcoloured engraving by Fournier after an illustration by Edouard Travies from Charles d'Orbigny's Dictionnaire Universel d'Histoire Naturelle (Dictionary of Natural History), Paris, 1849.
EditorialBlue-winged grasshopper, Oedipoda caerulescens (Caerulescent locust, Gryllus caerulescens). Illustration drawn and engraved by Richard Polydore Nodder. Handcoloured copperplate engraving from George Shaw and Frederick Nodder's "The Naturalist's Miscell...
EditorialLavender waxbill, Estrilda caerulescens. (Lavender finch, Lagonosticta coerulescens) Chromolithograph by Brumby and Clarke after a painting by Frederick William Frohawk from Arthur Gardiner Butler's "Foreign Finches in Captivity," London, 1899.