{"fact":"Hooded crows in the city of Debrecen, Hungary, are becoming more flexible in their nest site choices, increasingly using single trees and tree rows as their population expands.","context":"Crows clearly avoided closed forests and built-up areas, and colonized open wooded areas (open forests, parks, tree rows and even single trees). Hooded Crows have increasingly used tree rows and single trees for nesting rather than forest patches.","source":"L'aszl'o Köv'er; P'eter Gyüre; P'eter Balogh; Falk Huettmann; Szabolcs Lengyel; Lajos Juh'asz, Recent colonization and nest site selection of the Hooded Crow (Corvus corone cornix L.) in an urban environment, 10.1016/j.landurbplan.2014.09.008","index":565}