Yam (vegetable) Yam (vegetable) Yam is the common name for some plant species in the genus "Dioscorea" (family Dioscoreaceae) that form edible tubers. Yams are perennial herbaceous vines cultivated for the consumption of their starchy tubers in many temperate and tropical world regions. The tubers themselves are also called "yams", having numerous cultivars and related species. In parts of the United States and Canada, "yam" is sometimes used to refer to varieties of the unrelated sweet potato ("Ipomoea batatas"). The name, yam, appears to derive from Portuguese "inhame" or Canarian (Spain) "ñame", which derived from West African languages during trade. The main
Rooster of the clearest signs of being a rooster. The rooster is often portrayed as crowing at the break of dawn ("cock-a-doodle-doo"). However, while many roosters crow shortly after waking up, this idea is not exactly true. A rooster can and will crow at any time of the day. Some roosters are especially vociferous, crowing almost constantly, while others only crow a few times a day. These differences are dependent both upon the rooster's breed and individual personality. A rooster can often be seen sitting on fence posts or other objects, where he crows to proclaim his territory. Roosters have several