. A text-book of agricultural zoology. Zoology, Economic. 354 BRITISH BIRDS. 1. Colymbiformes. Grbbes and Divers. The Grebes and Divers call for little comment here ; they are included in the two families Podicipedidm and Oolymbidce respectively. Of these we need only deal with the first mentioned. The Grebes (Podicipedidoe) are characterised by their short wings, with the first three primary feathers nearly equal and the longest in the wing, by the absence of any tail, by the elongated conical form of the bill, and by the structure of the foot, which is known as a "split-swimming foot&qu
. A text-book of agricultural zoology. Zoology, Economic. 354 BRITISH BIRDS. 1. Colymbiformes. Grbbes and Divers. The Grebes and Divers call for little comment here ; they are included in the two families Podicipedidm and Oolymbidce respectively. Of these we need only deal with the first mentioned. The Grebes (Podicipedidoe) are characterised by their short wings, with the first three primary feathers nearly equal and the longest in the wing, by the absence of any tail, by the elongated conical form of the bill, and by the structure of the foot, which is known as a "split-swimming foot" (fig. 184). This form. Pig. 184.—Split-Swimming Foot of Grebe (Podvieps fiumatiUs). of foot as seen in the Grebes has three toes in front and one behind, the three front toes much flattened, united together at the base, and edged with lobate webbing; the hind toe is also flattened, while the claws are large and flat. The best-known British species is— The Dabchick or Little Grebe {Podiceps fiumatiUs).—The little grebe is widely distributed over England, and may be seen. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Theobald, Frederick Vincent, 1868-1930. Edinburgh and London, W. Blackwood and sons
Size: 2086px × 1198px
Photo credit: © Central Historic Books / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade1890, booksubjectzoology, bookyear1899
