thanks so much, It's good to know I'm improving! []
Originally Posted by wickerprints
The focal length is fine. I bought the 300 f/4 because of its 5' MFD. I have a God-given talent of being able to get ridiculously close to birds. All my photos were taken at about 4-7' away. The first 2 were cropped only slightly to eliminate corner distractions (the birdfeeder). I think that the 300mm focal length is fine. I am never craving for the extra length. The birds themselves are anywhere from 4-8'' long. They are the size of my Rocket Air blower (~about).
thanks again.
brendan