急求一篇英语关于狼的作文 介绍关于狼的外形,和生活习性 在半个小时内完成,

Form a small (coyotes),medium (Minnesota),large (prairie wolf),kissing a long and sharp,his eyes slightly on the pick.Because the origin and genes are different,so fur is also different.Common sallow two colors,red and white and other colors are black,individual,etc.There are purplish blue color,chest and abdomen lighter coat color.Slender legs,strong,good run.Gray wolf's body weight and body size not the same as the regions,generally increases with latitude is proportional to the rise of this assertion.Generally speaking,shoulder height (26-36 inches),weighing 32-62 kg (70 -- 135 pounds) body weight records -------- One wild wolf in Alaska in 1939,killed one,then 80 kg (175 pounds).The wolf is the smallest Arab wolf,the female wolf,some weight can be as low as 10 kg (22 lb) line of hunting wolves for long-distance move.its strong back and legs,and can effectively stretch run.
Wolf is a highly gregarious species.A pack of wolves around the number between 5-12 in the winter when the cold up to 40 or so,usually in family units,a family wolf by a pair of dual leadership strengths,but with others call for a group of brothers and sisters Wolf led the strongest one.Wolves are territorial,and usually are also the scope of their activities,if the increase in the number of individuals within populations,to narrow the scope of the field.Groups do not overlap between the scope of the field,will be howling sound of the scope of the other groups declared.David Wolf to grow,it will remain in the group taking care of younger siblings,it may inherit the dominant position within the group,and some will be moved out of (mostly male wolf) while there are some cases,migratory wolves will appear,to a group of 100 progenitor,from different family levels of various types of wolves,each small group will become the first former head of the wolf wolf wolf of the most outstanding will become a long long.Wild wolves generally live 12 - 16 years,and some wolves in captivity can live up to twenty years.Running fast,up to 55 kilometers or so,durability is also good.They have the ability to speed of 10 km / h (6 miles) long run,and are able to up to nearly 65 km / h speed (40 miles) hunted with hounds sprint.If it is long-distance running,it will exceed the speed of cheetah.Smart high,you can smell,sounds to communicate.The wolf is a meat-based omnivorous animals,is the food chain in a very critical one.
外形有小（郊狼）、中（森林狼）、大（草原狼）,吻尖长,眼角微上挑.因为产地和基因不同,所以毛色也不同.常见灰黄两色,还有黑红白等色,个别还有紫蓝等色,胸腹毛色较浅.腿细长强壮,善跑.灰狼的体重和体型大小各地区不一样,一般有随纬度的增加而成正比增加的趋势这一说法.一般来说,肩高在( 26-36英寸) ,体重32-62公斤( 70-135磅) 野生狼体重记录--------其中1939年在阿拉斯加被打死的一只,当时80公斤( 175磅) .最小的狼是阿拉伯狼,雌性的狼有的体重可低至10公斤( 22磅) 狼群适合长途迁行捕猎.其强大的背部和腿部,能有效地舒展奔跑.
狼是群居性极高的物种.一群狼的数量大约在5到12只之间,在冬天寒冷的时候最多可到四十只左右,通常以家庭为单位的家庭狼由一对优势对偶领导,而以兄弟姐妹为一群的则以最强一头狼领导.狼群有领域性,且通常也都是其活动范围,群内个体数量若增加,领域范围会缩小.群之间的领域范围不重叠,会以嚎声向其他群宣告范围.幼狼成长后,会留在群内照顾弟妹,也可能继承群内优势地位,有的则会迁移出去（大都为雄狼）而还有一些情况下会出现迁徙狼,以百来头为一群,有来自不同家庭等级的各类狼,各个小团体原狼首领会成为头狼,头狼中最出众的则会成为狼王.野生的狼一般可以活12——16年,人工饲养的狼有的可以活到二十年左右.奔跑速度极快,可达五十五公里左右,持久性也很好.它们有能力以速度10公里/小时(六英里)长时间奔跑 ,并能以高达近65公里/小时速度( 40英里) 追猎冲刺.如果是长跑,它的速度会超过猎豹.智能颇高,可以气味、叫声沟通.狼是以肉食为主的杂食性动物,是生物链中极关键的一节