Another difficult image, bird was a bit far. But the angle is interesting, I was on the 11th level of a building in front of the sea and could photograph this one from above.
I'm not sure but it seemed the male population for this species was really inferior than females.
GPS S 24 19.42950 W 46 59.60280
There's higher resolution pictures of the Frigates on my blog:
http://celsoparis.blogspot.com/