ALBANY, N.Y. (AP) — Reports from tens of thousands of bird-counting volunteers show a southern invasion of Arctic-dwelling snowy owls has spread to 25 states, and frigid cold is causing unusual movements of waterfowl. Results are still coming in from the four-day annual Great Backyard Bird Count sponsored by the Cornell Lab of Ornithology, National Audubon Society and Bird Studies Canada. Sponsors say the event, which ended Monday, drew participants from a record 127 countries, surpassing last year’s 110. Most were from the U.S. and Canada. Preliminary results show more than 2,500 snowy owls being reported in 25 states and...