Common cuckoo Common cuckoo The common cuckoo ("Cuculus canorus") is a member of the cuckoo order of birds, "Cuculiformes", which includes the roadrunners, the anis and the coucals. This species is a widespread summer migrant to Europe and Asia, and winters in Africa. It is a brood parasite, which means it lays eggs in the nests of other bird species, particularly of dunnocks, meadow pipits, and reed warblers. Although its eggs are larger than those of its hosts, the eggs in each type of host nest resemble the host's eggs. The adult too is a mimic, in its case of the sparrowhawk;
Bird Conservancy of the Rockies Denver metro area's Scientific and Cultural Facilities District, Adams County Cultural Council, Great Outdoors Colorado Trust Fund, and contributions from RMBO members. Bird Conservancy of the Rockies The Bird Conservancy of the Rockies was first founded in 1988 as Colorado Bird Observatory and later changed to Rocky Mountain Bird Observatory. Its goal was to address bird conservation needs in the Western United States. Its headquarters are located in Barr Lake State Park, just east of Brighton, Colorado. In 2015 the organization changed to its current name in order to more accurately reflect the regions of its work, which radiates from