
That crop is so full it looks like she has a growth!
And also note the berme of pebbles toward the back. NCAFalcon & I were chatting the other day about pebble picking. A falconer in California has observed his captive breeding falcon's pebble picking. He has observed she drags the pebbles and builds a berme of pebbles around herself, perhaps to keep in the heat. She may eat a few, but it's deliberate behavior, not just random boredom.