The Bookshelf for boys and girls: Nature and Outdoor Life (1912)
University Society, New York · New York. : University Society · leaf 41
A BARN-SWALLOW IN FLIGHT.Showing the use of the wings and the tail in swooping. birds than ships of the air —even when westretch ships to mean submarines. That the tail of a bird serves mostly as a rud-der and a brake is evident when we watch a spar- … SHOWING THE USE OF THE WINGS AND TAIL IN STOPPING. row which has lost this means of steering andarresting its flight. It is apt to fly only straightforward, and it comes to rest awkwardly—moreso than birds whose tails are naturally very short or almost wanting. The latter class of birdsusually have…
Children's literature · Children's encyclopedias and dictionaries · Literature · Encyclopedias and dictionaries
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