bloated

The other day I had a homing pigeon that flew out and did not return until 2 days later. Today I noticed that this pigeon has a bloated crop, as if it was a pouter pigeon. I observed it and it seems to lack energy (didn't fly when I let it out, just perched around the loft). Any ideas what...

so. this is one of my show pigeons. i have three. of the same kind. but this one i noticed in my loft with a swelled up crop, and a bloated stomach or thighs im not even sure? does anyone know what this is? shouldmy whole flock be treated? i thought maybe it was a snake.oh hell i don'tknow. even...

Found this little one yesterday afternoon lying on the ground underneath a tree where laughing doves have a nest. Unfortunately the nest is too high to put it back. Now something is wrong with the crop. It must be either a ruptured air-sack or maybe air from the feeding. I know it's not...