Are yaks a protected animal?
Everyone should know more about animals. Today, the editor wants to tell you about yaks. Before we are more familiar with beef cattle, cows and so on, so yaks are protected animals? Let's have a look!
Are yaks protected animals?
Yaks are protected animals. Yak is divided into wild yak and artificial breeding. Wild yak is an endangered species, which is listed as a kind of protected wild animals in China.
Second, the living habits of yaks
The main results are as follows: 1. the yak is cold-proof and warm, compact, short neck, small ears, small thick skin surface area; sweat gland function is extremely underdeveloped, hair length and fineness vary with the season, side and lower skirt hair is dense and long, can protect against cold and humidity, suitable for cold climate. Large chest, developed cardiothorax, short trachea, large red blood cells, high hemoglobin content, fast breathing and pulse, adapt to high altitude hypoxia environment. Broad mouth, flexible lips, can eat dwarf grass; solid hooves and cushions, gentle temperament, sensitive response, the establishment of a relatively solid conditional reflex, easy to adjust; strong disease resistance, strong resistance, strong gregariousness, wide food, hunger and thirst resistance, extensive feeding and management conditions.
2. The yak can adapt to the ecological environment of 3200-4800m above sea level, atmospheric pressure 68420.85~55435.28Pa, oxygen partial pressure 14505.43~11679.01Pa, oxygen content 14.9%-11.44%. The chest is well developed and the cardiopulmonary development index is large, so as to protect the thoracic and abdominal internal organs, external reproductive organs, breasts and joints from freezing. It was determined that the yak grazed fresh grass 3800 ±1.42kg per day for 9.5h in the meadow grassland at 3800 m above sea level.
3. Yaks also have the ability to know the way, take steep slopes and dangerous roads, snow-capped mountains and swamps, swim across rivers and torrent, and choose a way to avoid traps, which can be used as a guide for tourists.
The related questions about yaks are summarized and sorted out for you today by Tuliu.com. I hope this article will be helpful to you.
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