Common clinical signs include lethargy, fluffed feathers, little to no appetite, vomiting or regurgitation, delayed crop emptying, a distended crop full of mucus, and occasionally a crop impacted with
dry food, mucus, or other
debris.
   (d) A primary place or enclosure, the place where dogs are routinely kept, that is not overcrowded, that has a nonporous, solid surface for flooring that can be sanitized, that is well - ventilated with air circulating at a rate of 8 to 12 times per hour, that has adequate lighting, and is
dry, clean and sanitary and free from animal feces and wastes, spoiled or contaminated
food, dirty water, parasites or pests, trash,
debris, sharp or dangerous objects and offensive odors or other contaminants that could affect the animal's health or injure the animal.