That I do with certain local birds (have their nests in my backyard) some of them have particular markings or characteristic that I can ID them daily. I’m not so eager about doing that because you get too attached and then one day they leave or disappear . Thank you M.! 🙂
H.J. Ruiz - Avian101 
Have you tried identifying repeat visitors? I wonder how many unique friends come to feed each day. Nice pictures, as usual….M
That I do with certain local birds (have their nests in my backyard) some of them have particular markings or characteristic that I can ID them daily. I’m not so eager about doing that because you get too attached and then one day they leave or disappear . Thank you M.! 🙂