Bocian biały (Ciconia ciconia) na terenie byłego powiatu łaskiego w roku 1984
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The White Stork bred in the former district of Łask in 1984 at a density of 5.16 pairs/100 km 2. The mean number of nestlings per nest occupied by a pair was 2.10 and the mean number of nestlings per nest with nestlings was 2.62. 86% of nests were situated on trees and 95% of them were up to 100 m from buildings. Num ber of nests occupied by pairs and by pairs with nestlings in 1984 was lower than in 1970 by about 20%.