Content tagged "glossary"

Giblets

Small and Backyard Flocks Updated: November 01, 2012

Giblets are the heart, gizzard, and liver from dressed fowl.Figure 1. The giblets from a processed chicken indicating the heart, liver and gizzard. Source:...

Ectoparasite

Small and Backyard Flocks Updated: November 01, 2012

An ectoparasite is any parasite that lives on the outer surface of the host animal (see the examples below). Also simply referred to as an external...

Ear Lobes

Small and Backyard Flocks Updated: November 01, 2012

Ear lobes are the flesh patch of bare skin located below the ears of birds. The color varies depending on the breed of bird.Figure 1. The head of a female,...

Duodenal Loop

Small and Backyard Flocks Updated: November 01, 2012

The duodenal loop is the upper part of the small intestine (also referred to as the duodenum).Figure 1. Digestive tract of a chicken. Source: Jacquie Jacob,...

Comb

Small and Backyard Flocks Updated: November 01, 2012

A comb is the fleshy, red outgrowth on top of a chicken's head. Types of combs, shown below, include single, rose, pea, cushion, strawberry, buttercup, and...

Wattles

Small and Backyard Flocks Updated: November 01, 2012

Wattles refers to the flap of skin under the chin of a chicken or turkey.Figure 1. Labeled parts of a chicken's head. Source: Jacquie Jacob, University of...

Dressed Poultry

Small and Backyard Flocks Updated: November 01, 2012

The term dressed describes slaughtered poultry that have been cleaned (that is, feathers and guts removed) in preparation for eating.

Wry Tail

Small and Backyard Flocks Updated: November 01, 2012

A wry tail is a tail that is permanently carried to one side or the other and not in line with the line of the back.  The tail in the illustration lies to...

Cloaca

Small and Backyard Flocks Updated: November 01, 2012

The cloaca is the portion of the avian anatomy where the digestive, reproductive, and urinary tracts converge.Figure 1. Digestive and reproductive tracts of...

Yolk Sac

Small and Backyard Flocks Updated: October 29, 2012

The membrane that surrounds the yolk in the incubating eggFigure 1. Broken-out incubated chicken egg suspended in water. Source: Jacquie Jacob, University of...

Breast Blister

Small and Backyard Flocks Updated: October 25, 2012

A breast blister is an enlarged, discolored area on the breast or keel bone often seen in heavy chickens and turkeys. The incidence can be aggravated by wet...

Banding

Small and Backyard Flocks Updated: October 23, 2012

With poultry, the term banding refers to putting an identification band on the wing or leg of a bird.Figure 1. Wing banding a recently hatched chick. Source:...

Crumbles

Small and Backyard Flocks Updated: October 23, 2012

Poultry feed that has been pelleted and then the pellets broken up to form a "crumbled" texture. The smaller size of crumbled feeds allows younger (smaller)...

Down

Small and Backyard Flocks Updated: October 23, 2012

Down is the layer of feathers found under the tough exterior feathers; also the only feathers on newly hatched chicks until more structured feathers...

Germinal Disc

Small and Backyard Flocks Updated: October 22, 2012

The germinal disc is the site of fertilization, if it occurs, in an egg.Figure 1. Egg yolks from fertile and infertile eggs. Source: Jacquie Jacob,...

Gizzard

Small and Backyard Flocks Updated: October 20, 2012

The gizzard is a portion of the avian digestive tract with thick muscular walls that crush and grind food.Figure 1. The digestive tract of a female chicken....

Avian

Small and Backyard Flocks Updated: October 19, 2012

The term avian relates to birds (e.g., avian respiration, which is different from mammalian respiration).

Caruncle

Small and Backyard Flocks Updated: October 19, 2012

Caruncles are the brightly colored fleshy bulbous growths on the throat region of turkeys and the face of Muscovy ducks.Figure 1. Location of the caruncles...

Crest

Small and Backyard Flocks Updated: October 19, 2012

The term crest typically refers to a ball of feathers on the heads of some breeds of chickens and waterfowl forming as part of a rounded protuberance or...

Hock

Small and Backyard Flocks Updated: October 19, 2012

The hock is the joint between the drumstick and shank on a chicken and is the "ankle" joint of a bird.Figure 1. Location of the hock on the leg of a chicken....

Brooder Guard

Small and Backyard Flocks Updated: October 18, 2012

A brooder guard is used the first week or two of brooding. It keeps the chicks near the heat source and out of drafts.Figure 1. Brooder guard being used to...

Roles and Responsibilities of an Area Veterinarian in Charge

An Area Veterinarian-in-Charge (AVIC) works for the Veterinary Services (VS) branch of the USDA Animal and Plant Health Inspection Service (APHIS) and is...

Roles and Responsibilities of State Veterinarians

State Veterinarians are responsible for protecting animal health and well-being in the states they serve. They are usually employed by the state's department...

Hen-Feathered

Small and Backyard Flocks Updated: September 28, 2012

Hen-feathered is having female plumage characteristics. In the Sebright and Campine breeds, the male chicken is hen-feathered, as exemplified by the male...

Keel

Small and Backyard Flocks Updated: September 16, 2012

The breast bone of a bird 

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This work is supported by the USDA National Institute of Food and Agriculture, New Technologies for Ag Extension project.