. A dictionary of birds . e Spheniscidie (Penguin) andSteganopodes it is turned forward, and joined to the seconddigit by a web, as is also the case to a certain extent in theColymUdai (Diver). In some of the Cypselidx (Swift) all fourtoes are directed forward, but they are free at the base; and incertain of the Caprimnlgidie (Nightjar) and in the Goliidse (Mouse-bird) the Hallux is reversible. In the Tubinares and the three-toed Woodpeckers {Pkoides, Sasia and * Tiga) it is reduced toa small subcutaneous nodule ; and in most LiMicOL^E, though visible,it is in a scarcely functional condition,
. A dictionary of birds . e Spheniscidie (Penguin) andSteganopodes it is turned forward, and joined to the seconddigit by a web, as is also the case to a certain extent in theColymUdai (Diver). In some of the Cypselidx (Swift) all fourtoes are directed forward, but they are free at the base; and incertain of the Caprimnlgidie (Nightjar) and in the Goliidse (Mouse-bird) the Hallux is reversible. In the Tubinares and the three-toed Woodpeckers {Pkoides, Sasia and * Tiga) it is reduced toa small subcutaneous nodule ; and in most LiMicOL^E, though visible,it is in a scarcely functional condition, while in some of them, asCalidris (Sanderling) and many Charadriidx. (Plover), it is whollyabsent, as it is also in the Alcidx. (Auk), Otididie (Bustard) and allthe existing Ratit^ except Apteryx (Kiwi). In Rissa (Kittiwake)its condition varies almost individually from being nearly functionalto absence (see ToEs). HAMMER-HEAD or HAMMER-KOP, names given in theCape Colony to the Scopus timbretta of ornithology, called by //. Hajmmer-head, Scopxis xvmbretta. Pennant and some writers the Umbre. This was discovered byAdanson, the French traveller in Senegal, about the middle of theeighteenth century, and was described by Brisson in 1760. It hassince been found to inhabit nearly the whole of Africa and
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Keywords: ., bookauthorlyde, bookcentury1800, bookdecade1890, booksubjectbirds
