I think the links didn't work for most people last time. Try these:

Amazing smart birds videos. Hard to see, but in most of the videos there is a worm floating on the water surface that the bird wants to eat.

There are a number of such videos on the YouTube page.

Here are some:

http://www.youtube.com/watch?v=rTuOlC-wBKs&feature=related

http://www.youtube.com/watch?v=B7cw_9AT5hg

http://www.youtube.com/watch?v=yLv0J7F5IeI&feature=related

http://www.youtube.com/watch?v=riqtFvZg1mI&feature=related

http://www.youtube.com/watch?v=aenZgrS-dGQ&feature=related

http://www.youtube.com/watch?v=cnpMjzRacYA&feature=related

http://www.youtube.com/watch?v=rLlZLj3rTKk&feature=related

Robert