Crossin, Richard S., 1965-1966, 1968
Page 170
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Transcription
Robbassin 1966 Lewards #13 species account Day saw Abstracts cont. Day saw They seldom if ever bite, however, and even if they do it is very soft, con- sidering the size of the birds. Perhaps 1% of the population of large chicks has already died, with carcasses scattered at random over the island. Apparently most are still being fed regularly as they appear healthy and fat and not the weightless skeletons that some of them become by August. A few of the adults are still going through courtship displays, but feed are doing it in unison. Usually only one member of the pair seems interested, the other always being out a step with the various loving acts: neck raising, head under wing etc. The chicks which are situated in vegetated areas usually crawl beneath a grass clump or retire to the shady side of the bush during daytime - those out in the open such as around-the lagoon are sadly out of luck for shade. 10 June Count 91,403 chicks 4,246 adults. This is considered to be very low as individuals over most of the densely vegetated area were hardly counted. Probably 150,000 chicks, 6000 ad.?