To ascertain how the increase in the voltage varies as the height in the free atmosphere increases, it is necessary to employ kites or balloons.
1861), who made important investigations concerning clouds, and attracted attention by his use of kites for obtaining meteorological data.
The birds are similar to those of central Europe; in the mountains vultures, eagles, buzzards, kites, falcons and hawks are found.
The birds of prey are the same as those of central Europe, and include the sea eagle, alpine vulture (Gyps fulvus), buzzard, kites (Gypaetus barbatus and Milvus ater), hawks (e.g.
Birds of prey are numerous and include eagles, vultures, kites, ravens and the carrion stork.
Among the larger birds are cranes, herons, the ibis, storks, eagles, vultures, falcons, hawks, kites, owls, the secretary birds, pelicans, flamingoes, wild duck and geese, gulls, and of game birds, the paauw, koraan, pheasant, partridge, guinea fowl and quail.
In the cultivated parts of Yemen and Tehama small birds are very numerous, so also are birds of prey, vultures, kites and hawks.
The birds include eagles - some are called lammervangers from their occasional attacks on young lambs - vultures, hawks, kites, owls, crows, ravens, the secretary bird, cranes, a small white heron, quails, partridges, korhaans, wild geese, duck, and guineafowl, swallows, finches, starlings, the mossie or Cape sparrow, and the widow bird, noted for the length of its tail in summer.
The birds include the ostrich, marabout, vultures, kites, hawks, ground hornbill, great bustard, guinea fowl, partridge, lesser bustard, quail, snipe, duck, widgeon, teal, geese of various kinds, paraquets, doves, blue, bronze and green pigeons, and many others.
There are many kinds of kites, falcons and hawks, kestrel being numerous.
The carrion hawks are represented by the Polyborus tharus, popularly called the " caracara," and the Phalcobaenus carunculatus; the falcons by the Aesalon columbarius; and the kites by the Gampsonyx swainsoni.
There are deer (at least five species), boars, bears, antelopes, beavers, otters, badgers, tiger-cats, marten, an inferior sable, striped squirrels, &c. Among birds there are black eagles, peregrines (largely used in hawking), and, specially protected by law, turkey bustards, three varieties of pheasants, swans, geese, common and spectacled teal, mallards, mandarin ducks white and pink ibis, cranes, storks, egrets, herons, curlews, pigeons, doves, nightjars, common and blue magpies, rooks, crows, orioles, halcyon and blue kingfishers, jays, nut-hatches, redstarts, snipe, grey shrikes, hawks, kites, &c. But, pending further observations, it is not possible to say which of the smaller birds actually breed in Korea and which only make it a halting-place in their annual migrations.
The most important are eagles, kites, vultures, falcons, owls, horn-bills, cranes, pheasants (notably the argus, fire-back and peacock-pheasants), partridges, ravens, crows, parrots, pigeons, woodpeckers, doves, snipe, quail and swallows.
It consisted of the following parts: - (a) A system of aeroplanes arranged like the capital letter T at a certain upward angle to the horizon and bearing a general resemblance to box kites; (b) a pair of very light propellers driven at a high speed; and (c) an exceedingly light and powerful petrol engine.
Here in Dr. Bell's laboratory, or in the fields on the shore of the great Bras d'Or, I have spent many delightful hours listening to what he had to tell me about his experiments, and helping him fly kites by means of which he expects to discover the laws that shall govern the future air-ship.