Regulus calendula Photo by Guy Poisson (Internet Bird Collection) Common name:ruby-crowned kinglet (en); estrelinha-de-coroa-rubi (pt); roitelet à couronne rubis (fr); reyezuelo rubí (es); rubingoldhähnchen (de)Taxonomy:Order PasseriformesFamily RegulidaeRange:This species breeds throughout Canada, in the norther-eastern United States and in the western United States as far south as New Mexico, Arizona and southern California. Most population migrate…