4 Birds with D7000 & Sigma 50-500mm

Hey, here are some shots I took today at High Park in Toronto earlier this afternoon.

They go Black-Capped Chicadee, White Breasted Nuthatch, Male Cardinal and Male Hairy Woodpecker. The Male Cardinal and Hairy Woodpecker only visited for a few quick moments so I was happy to get some photos.

Here they are:

Let me know what you think and any constructive criticism would be great!
Cheers,
Rory
http://www.pbase.com/rorymc