Nycticorax griseus, Lin.
937. :- Jerdon's Birds of India, Vol. II, p. 758 ; Butler, Guzerat; Stray Feathers, Vol. IV, p. 24; Deccan, Stray Feathers, Vol. IX, p. 435; Murray's Vertebrate Zoology of Sind, p. 276; Swinhoe and Barnes, Central India ; Ibis, 1885, p. 136.
THE NIGHT HERON.
Length, 21 to 23; wing, 12.5 ; tail, 3.75 ; tarsus, 3 ; bill at front, 2.8.
Bill black, yellowish at base ; lores and orbits yellowish-green; irides blood-red; feet yellowish-green.
Forehead and a narrow streak above the eye white; crown of the head, upper part of back, and scapulars, black, glossed with green ; occiput with a crest of three (or more) narrow long white feathers, six to seven inches long, channeled, and fitting into each other; lower back, wings, and tail fine blue-grey; all beneath pure white.
The young bird wants the occipital plumes; the upper plumage is brownish ashy, with whitish spots; and the lower plumage whitish with brown streaks.
The Night Heron is a common and permanent resident in most parts of our district. It breeds during the rains, making a large loose stick nest, generally associating in colonies, with other species of herons, &c.