Fall: Hair overhanging the face.

Fallow: Pale cream to light fawn color; pale yellow; yellow-red. Color definitions may vary by breed. Always check the breed standard for the definitive color description.

Fancier: A person especially interested and usually active in some phase of the sport of purebred dogs.

Fang: See Canines Teeth

Fawn: A brown, red-yellow with hue of medium brilliance. Color definitions may vary by breed. Always check the breed standard for the definitive color description.

Feathering: Longer fringe of hair on ears, legs, tail, or body.

Femur: Thigh bone. Extends from hip to stifle.

Fetch: (1) The retrieving of game by the dog. (2) The command to retrieve game.

Fetus: The unborn young of a viviparous vertebrate having a basic structural resemblance to the adult animal.

Fever: In dogs, a body temperature reading over 103ƒ.