Slipping or telescoping of one part of a tubular organ into a lower portion, causing the type of obstruction typically seen in the intestines, is known as what?

The proventriculus is:

Clinical signs in a bird that include loose green feces, green urates, lethargy, inappetence, ascites, abnormal beak and nails, and poor feather quality are often indicative of:

What is the weaning age of rats?

The inhalant anesthetic of choice for most avian patients is:

In the avian species, the ventral wall of the esophagus is greatly expanded to form the:

Which of the following structures is the first digit on birds?

The environmental temperature for birds should range between:

Secretions from which gland keeps the feathers waterproof?

Birds