Yellow Headed Caracara? This is nonsense - It doesn't even have a yellow head!
Actually that was just a (particularly whiny juvenile). Here's its parent (which was also making a racket):
here) and squawked their hearts out til they got some. Meanwhile the one below dived in to nick a bit of fish that our guide had intended to use to lure a black-collared hawk from its perch. I had to crop this photo to make the caracara stand out for the blog but in the original there are a pair of enormous feet looming into the top of the frame as the black-collar arrives a fraction of a second too late.