Example image of eyePlorer eyePlorer map for 'Breeding bird survey': Canadian Wildlife Service United States Geological Survey British Trust for Ornithology Joint Nature Conservation Committee Royal Society for the Protection of Birds BioBlitz Christmas Bird Count The EBCC Atlas of European Breeding Birds Tucson Bird Count List of acronyms and initialisms: B Bird atlas Scissor-tailed Flycatcher Chihuahuan Raven Pyrrhula BBS Breeding Prince Edward Point Bird Observatory Elfin-woods Warbler Source-sink dynamics Black-bellied Whistling Duck Lesser Scaup Ornithology