Apart from some domesticated forms, the males in all species have horns, and in many the females do, too.
Its domesticated form, the feral pigeon, has been widely introduced elsewhere, and is common, especially in cities, over much of the world.
The wild and domesticated forms are either considered separate species, as here, or as subspecies of T. monococcum.
They are black in the wild plant, and white in the domesticated form.
Several say the paper misinterpreted the genetics and history of the kouprey, which may still exist in domesticated form.
Besides wild animals the entrance area displays some domesticated forms like Ankole-Watusi.
It is considered to be closer to wild cabbage than most domesticated forms.
It is widely cultivated in domesticated form.
Its population of two million exists mainly in the domesticated form.
This period of cultivation is considered "pre-domestication", but may have begun to develop plant species into the domesticated forms they are today.