Sure, there's always the first robin of spring, and the swallows returning to Capistrano -- but what other birding sights should you be on the lookout for as the weather warms? In this segment, Ira talks with birding experts about some of the signs of spring in the avian world, from migrations to nesting to birdsong. What's going on with birds near your home? We'll talk about what you should be looking and listening for, including some threatened birds you should make a special effort to spot.
Produced by Annette Heist, Senior Producer