. Bird lore . ^ tame, allowing one to approach as near as twentyyards before taking flight. The Black Vulture, especially, has the habit ofstanding with outstretched wings for some moments before taking flight,and seems to find no little advantage in a short run and spring before leavingthe ground. The common song-birds were seldom seen near the river. Various Hawks,Road-runners and Woodpeckers were frequently seen, but these were notassociated with the birds of the river sand-bars. The Rough-winged Swallowmay be mentioned as a bird, not belonging to the group under consideration,that was at t
. Bird lore . ^ tame, allowing one to approach as near as twentyyards before taking flight. The Black Vulture, especially, has the habit ofstanding with outstretched wings for some moments before taking flight,and seems to find no little advantage in a short run and spring before leavingthe ground. The common song-birds were seldom seen near the river. Various Hawks,Road-runners and Woodpeckers were frequently seen, but these were notassociated with the birds of the river sand-bars. The Rough-winged Swallowmay be mentioned as a bird, not belonging to the group under consideration,that was at times quite common, skimming after our boats and perching ingreat numbers on the cable wires of the ferry-boats. In this group the PurpleMartin was also abundant at times. On the whole, however, the avifaunaof the river zone is a distinct one, keeping to its rather narrow belt and mov-ing up- and down-stream, having little in common with its prairie and Bird-Lores Twelfth Christmas Bird Census BIRD-LORES annual bird census will be taken as usual on ChristmasDay, or as near that date as circumstances will permit. Without wish-ing to appear ungrateful to those contributors who have assisted inmaking the census so remarkably successful, lack of space compels us to askeach census-taker to send only one census. Much as we should like to printall the records sent, we find it impossible to use two from the same to the February, 1901-1911, numbers of Bird-Lore will acquaintone with the nature of the report of the days hunt which we desire; but tothose to whom none of these issues are available, we may explain that suchreports should be headed by a brief statement of the character of the weather,whether clear, cloudy, rainy, etc.; whether the ground is bare or snow-covered,the direction and force of the wind, the temperature at the time of starting,the hour of starting and of returning. Then should be given, in the orderof th
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectbirds, booksubjectorn
