"Uro-genital organs of female embryo bird; from Owen, after Muller. a, kidneys: b, wolffian bodies;…
"Uro-genital organs of female embryo bird; from Owen, after Muller. a, testis; b, epididymis; c, sperm-duct…
"Spermatozoa of domestic cock, greatly magnified." The spermatozoam or seminal animalcules, or male…
"Spermatozoa of domestic cock, greatly magnified." The spermatozoam or seminal animalcules, or male…
"Female organs of domestic fowl, in activity; from Owen, after Carus. a, b, c, d, mass of ovarian ova,…
"Meroblastic ovum (yelk) of domestic fowl, bat. size, in section; after haeckel. a, the thin yelk-skin,…
"Simorhynchus pusillus. Least Auk. Knob-nosed Auk. Bill small and simple. but stout for its length,…
"Simorhynchus pusillus. Least Auk. Knob-nosed Auk. Bill small and simple. but stout for its length,…
"Alle. Sea Dove. Size small. Bill very short, stout, and obtuse, as well as high at base, the sides…
"Synthliborhamphus antiquus. Nipper-nosed Murrelet. Bill somewhat as in Brachyrhamphus, but stouter…
"Synthliborhamphus umizusume. Japanese Murrelet. Temminck's Auk. Bill more elongate and acute than in…
"Uria grylle. Black Guillemots. Bill much shorter than head, about equal to tarsus, straight, rather…
"Uria columba. Pigeon Guillemot. Bill stouter than that of grylle, and more obtuse." Elliot Coues, 1884
"Bill larger than Pigeon Guillemot, 1.5-1.70 along culmen, along gape 2.20, from feathers on side of…
"Bill black; bill along culmen 1.75; gape 2.50; gonys 1.15; depth at base .55; width .30." Elliot Coues,…
"Bill averaging somewhat longer, about 1.90; culmen, commissure, and gonys nearly straight; upper mandible…
"Lomvia arra. Thick-billed Guillemot. Arrie. Bill short, stout, wide, deep; culmen curved throughout;…
""Views of sternum and pectoral arch of the ptarmigan, Lagapus albus, reduced. Lateral view, with the…
"Views of sternum and pectoral arch of the ptarmigan, Lagapus albus, reduced; viewed from below. a,…
"Oldest known ornithological treatise, illustrating also the art of lithography in the Jurassic period,…
"Restoration of Leguatia gigantea. extinct bird from the Mascarene Islands." Elliot Coues, 1884 Tall…
"Anthus Ludovicianus. Louisiana Pipit. American Titlark. Brown Lark. Wagtail. Bill blackish, pale at…
"Cotile riparia. Bank Swallow. lustreless mouse-brown; wings and tail fuscous. Below, white, with a…
"Icterus. Orioles. Bill averaging as long as head (more or less); very acute, sometimes decurved." Elliot…
"Buteo vulgaris. hawk of Europe, Upper parts dark brown, very variable in shade according to season…
"Zenaidura carolinensis. Carolina Dove. Mourning Dove. Wild Dove. Upper parts, including middle tail-feathers,…
"North American White Pelican. Bill and feet ordinarily yellow; much reddened in the breeding season,…
Solutions for silhouette outlines of birds (duck, swan, turkey vulture, cormorant, and egret) made from…
Solutions for silhouette outlines of Florida birds (seagull, mocking bird, egret, flamingo, turkey vulture,…
A head of the rose comb chicken. The crest on top of the chicken has a distinctive wrinkled feature.
An illustration showing the pea comb chicken. The chicken's breed name comes form the comb, or the crest…
A head of the walnut comb chicken. The breeding of the rose and pea comb chickens results in a walnut…
A head of a single comb chicken. The chicken's comb is smooth and standing on the head. The absence…
Food or other lure placed on a hook or in a trap and used in the taking of fish, birds, or other animals.
Also known as Cyanocitta cristata. These birds have a loud, harsh voice and striking colors. They occasionally…
A pair of brahmas, whose base color is white with black hackles edged in white, with a black tail.
"Not when the Sun of Fortune o'er us shines, / And flattery's tongue, with honeyed words, beguiles,…
Illustrated is a man pouring food onto a "food tree" for birds. A food tree imitates a coniferous tree…
A food stick is simply a part of a branch with six holes in which the food mixture is place at intervals.
The food house consists of a roof on four corner posts with upper and lower food tables. The lower is…
The food bell is a device for making hemp seed accessible to birds. (a) is the food dish, (b) the tube,…
Galeopithecus is the generic name of certain mammals from the Malayan region, commonly (incorrectly)…
Also known as the Kinglet, the Golden-Crested Wren (Regulus cristatus) is the smallest of European birds.…
The Common Guillemot (Uria troile) is a member of the auk family. It breeds on all rocky coasts of the…
Jungle-fowl is a general name given to the members of the genus Gallus. The red jungle-fowl, G. jerrugineus,…
The Settler's Clock ('Dacelo gigs'), is a very large kingfisher found in Australia, where it receives…
A winged child holds an hourglass over a pair of birds. The hourglass usually represents the passing…
"And he spake to them many things in parables, saying, Behold, the sower went forth to sow; and as he…
Puffins are a bird genus of the auk family, characterized by the great development of the beak. In habits,…
Two young men prepare the field using a simple harrow pulled by a horse. One man follows behind the…
"And every living thing was destroyed that was upon the face of the ground, both man, and cattle, and…
"And Pharaoh was wroth against his two officers, against the chief of the butlers, and against the chief…
"And he spake to them many things in parables, saying, Behold, the sower went forth to sow; and as he…
Scytalopus magellanicus. "A genus of South American formicarioid passerine birds, of the family Pteroptochidae.…