Update: "Hannah Solo" had a vet visit who said she was very malnourished, but in otherwise excellent health. Vet also confirmed the spots were probably from trauma rather than fowl pox- so thank you for your expert opinions!! As of yesterday, the largest black spot is gone and while still...
Neighbor posted this morning of lost, wandering chicken. Rushed over and it is now contained in my backyard away from my flock. Has been given electrolytes and chick food/grit. Also ate some birdseed while coaxing into carrier. Noticed black spots on comb. No one has responded to claim ownership...