. The Ibis . Lapwing, <S • There can be but little doubt that the remarkable roundnessand great breadth of the primaries enable the males to throwthemselves about in the air in the extraordinary manner theydo during the breeding-season, while, so far as I can ascertain, Text-fiar. Lapwing, $. it is only the male bird which indulges in these ridiculousaerial performances. The other chief sexual differences noticeable in the Lapwingare:— Text-figs. 9,10.—1st. The relative size of the bill, a characterhitherto overlooked. Variation in the Winy of the Lapwing. 451 2nd. The length of the cr
. The Ibis . Lapwing, <S • There can be but little doubt that the remarkable roundnessand great breadth of the primaries enable the males to throwthemselves about in the air in the extraordinary manner theydo during the breeding-season, while, so far as I can ascertain, Text-fiar. Lapwing, $. it is only the male bird which indulges in these ridiculousaerial performances. The other chief sexual differences noticeable in the Lapwingare:— Text-figs. 9,10.—1st. The relative size of the bill, a characterhitherto overlooked. Variation in the Winy of the Lapwing. 451 2nd. The length of the The general coloration of the plumage ofthe ? , which is a good deal paler than thatof the $.4th. The size, the ? being usually smaller thanthe < bill of the $ is considerably longer than that of the£, while the crest of the $ is generally twice the length ofthat of the ? . The following are measurements of four specimens, whichare about average examples :— <$ . 8th Feb., 1904.—Culmen f in., crest 3^ in., expanse ofwings 29 in.; total length 12| in., wing 9£ in. WeightlOf ozs. £ . 13th Feb., 1904.—Culmen § in., crest 4j in., expanseof wings 28i in.; total length 13 in., wing 9j in. Weight8§ ozs. ? . 9th June, 1903.—Culmen 1 in., crest 2 in., ex
Size: 2447px × 1021px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade1850, booksubjectbirds, bookyear1859
