"Our DNA Kit for Psittacines will help you accurately and quickly reveal the gender of your Parrot, agapornis, Cockatoo, and more than 300 species. Specially designed for individual owners. This Slim product only includes the Sample Card for sending back to the lab with the samples Samples can be feathers, blood or even eggshell, but must contain fresh biological material. Three or four feathers will suffice as long as it contains some blood at the tip of the barrel. As for blood, 3 drops in a paper would suffice. If you choose to send eggshells, it is best to include everything you can in an airtight pouch. The cost of sending samples to our laboratory in Spain is not included but the samples can be in a standard envelope with a basic national postage. At all times you will have access to your personal area to know the status of your order, the result and the printing of the Certificate with the identification of the bird, species, originator, result of the analysis and other information."