A species is a population of organisms that interbreeds and has fertile offspring. Living organisms have descended with modifications from species that lived before them. Natural selection ...

Genetic variation describes naturally occurring genetic differences among individuals of the same species. This variation permits flexibility and survival of a population in the face of changing ...

The task of Vavilov and our expedition is conserving and studying wheat varieties. At first the promising forms are identified and then the plant breeder interbreeds them, creating a new variety that ...

and any distinct population segment of any species of vertebrate fish or wildlife which interbreeds when mature.” 16 U.S.C. § 1532(16). Only entities that meet this definition of species can be ...

They are: Taking place over two days – June 14 and 15 – the Beef Native and Continental Interbreeds and Interbreed Pairs will be judged by all judges on the day using a points system, with judges ...

“With a great knowledge of stock David judged many pedigree cattle shows and sales, including the majors and blue riband interbreeds.” Many more tributes were paid on social media. Ainstable ...

He added: "This has been an amazing springboard for the shows to come." Also competing in the interbreeds' supreme title ring were: Rolf Marschalek with Red Poll bull Hopeham Iron Ore, Rotac Farms ...