Archaeopteryx- Critique Wanted

<img src="http://img515.imageshack.us/img515/8207/birddinosaurcoloredlg5.png"; alt="http://img515.imageshack.us/img515/8207/birddinosaurcoloredlg5.png"; class="bb-image" /><br><br> :P I drew this for a contest on SBF and I was just wondering what everyone on VP thought of it. The picture I used as a reference is right here:<br><a href="http://io.uwinnipeg.ca/~simmons/16cm05/1116/34-27-Archaeopteryx-L.jpg"; target="_blank" class="bb-url">http://io.uwinnipeg.ca/~simmons/16cm05/1116/34-27-Archaeopteryx-L.jpg</a><br><br>Obviously, I changed a few things. <br><br>If you have any suggestions or comments, please post! Thanks!