Monday, December 19, 2011
What's up with these Purple Finch?
With the help of Dave Brown I better understand what is going on with this bird now. Here is what he said: "For the first summer and fall after being hatched male purple Finches look a lot like females, except they are generally not as bright white below and the streaking can be a little more blotchy. As the year progresses some areas like the throat, supercilium and malar start to look buffy and sometimes even yellowish. The next time this bird moults in the late winter or (early spring) it will turn red like a standard male
I have read on several occasions that plumage is often the least reliable field mark in identifying birds. More and more I keep coming across birds that prove this to be true. There are just differences, sometimes due to molting and sometimes just because...