Laotian Language. Lao (also called Laotian) is one of the Tai languages of Southeast Asia. It is the official language of Laos. Like other Tai languages, Lao words are usually monosyllabic; differences in pitch are used to distinguish between words that otherwise have the same pronunciation. Most polysyllabic Lao words are taken from Cambodian and Pali. Lao has also been influenced by Standard Thai, the national language of Thailand.
Therefore,during the anestrous period heifers or cows cannot becomepregnant. Standing Estrus and Ovulation Standing estrus, also referred to as standing heat, is the most visualsign of each estrous cycle. It is the period of time when a female is sex-ually receptive. Estrus in cattle usually lasts about 15 hours but can range from less than 6hours to close to 24 hours. In cattle, the period of time when a female will standand allow mounting by other animals (Fig 1) is the sexually receptive period.
(Äs'tÉ-vÄ'shÉn) An inactive state resembling deep sleep, in which some animals living in hot climates, such as certain snails, pass the summer. Estivation protects these animals against heat and dryness. Compare hibernation.