Avian DNA Testing is the best choice for avian breeders and avian veterinarians. DNA bird sexing has become the safest method for determining the sex.

A sex-determination system is a biological system that determines the development of sexual characteristics in an organism.Most organisms that create their offspring using sexual reproduction have two sexes.

Testosterone increases availability of carotenoids– Androgens and carotenoids play a fundamental role in the expression of secondary sex traits in s that communicate information on individual quality.

Birds, also known as Aves, are a group of endothermic vertebrates, characterised by feathers, toothless beaked jaws, the laying of hard-shelled eggs, a high metabolic rate, a four-chambered heart, and a strong yet lightweight skeleton.

Learn to tell male birds and female birds apart using both appearance and behavior for sex determination.

Chicken: Chicken, (Gallus gallus), any of more than 60 breeds of medium-sized poultry that are primarily descended from the wild red jungle fowl (Gallus gallus, family Phasianidae, order Galliformes) of India.

Understanding your Mars sign can indicate the assertive, driving force behind many of your actions, your passion, determination and even combat styles.

Order any DNA bird test and choose from: Bird gender from $11.99, PBFD $20 and Psittacosis test $20. Safe and guaranteed results from iQBirdTesting.com

This bird sexing page contains some general principles and concepts on how to go about sexing birds yourself (avian gender determination). Information on the bird sexing services your vet can offer you is also included, should the sex of your feathered friend remain elusive.

Beyond XX and XY: The Extraordinary Complexity of Sex Determination. A host of factors figure into whether someone is female, male or somewhere in between