When visitors arrive at Kent Roorda’s house, the first thing they do is look up; standing tall at 70 feet above the ground atop a tree lies an active, decade-old osprey nest. The Colorado native and Vietnam War Army veteran often greets visitors with his dog, Toby, to answer questions about the nest. After watching the ospreys through his 24-hour, free livestream for almost a decade and collaborating with scientists at Cornell University, he has…