英文介绍考拉-Koala.ppt

When we talk about Australia,we always think of,Today we are going to talk about,koala bear,Introduction,The koala(Phascolarctos cinereus)is an arboreal(living in the tree)herbivorous(eating grass)marsupial(animals with a bag in body)native to Australia,and the only extant representative of the family Phascolarctidae.The koala is found in coastal regions of eastern and southern Australia,from Adelaide to the southern part of Cape York Peninsula.,Name,koala-“doesnt drink”scientific name-Phascolarctos cinereus Although the koala is not a bear,English-speaking settlers from the late 18th century first called it koala bear due to its similarity in appearance to bears.Although taxonomically(classify)incorrect,the name koala bear is still in use today outside Australia.,Physical description,similar in appearance to the wombata thicker coat,much larger ears,and longer limbs(arms and legs)large,sharp claws to assist with climbing tree trunks Weight varies from about 14kg for a large southern male,to about 5kg for a small northern female,Physical description,The koalas five fingers include two opposable(possible to oppose)thumbs,providing better gripping ability.The first two fingers are positioned in apposition on the front paws,and the first three fingers for the hind paws.Koala fingerprints are similar to human fingerprints;even with an electron microscope,it can be quite difficult to distinguish between the two.,Food&Behavior,Koala has a slow metabolism(processes occurring within a living cell or organism),sleeping for most of the day,about 16-18 hours a day.Koala lives almost entirely on eucalypt leaves.Koalas spend about three of their five active hours eating.Feeding occurs at any time of day,but usually at night.,Koala,What the animal looks likeHow its babies are bornWhere it livesWhat it eats and how it locates its foodIts behavior,Contents,Eucalyptus,juklpts:A eucalyptus is an evergreen tree,originally from Australia.Pouch paut:The pouch of an animal such as a kangaroo or a koala bear is the pocket of skin on its stomach in which its baby grows.Abdomen bdmn:Abdomen is the part of your body below your chest where your stomach and intestines are.,New Words,Looks like a small bearFur is thick and ash grayLarge earsLarge brown to black nose,What the animal looks like,Each born singlyLives in mothers pouchLeaves the pouch after one yearLives for 10-15 years,How its babies are born,QueenslandNew South WalesVictoriaSouth Australia,Its habitat(Where it lives),No drinkEucalyptus leaves500 gramLive in trees,What it eats and how it locates its food,Curls up in the tree20 hours sleeping,Its behaviour,Thank you,组长：冯岚制作：方静静播放演讲：高媛收集资料：沈春玉 杨丽 肖亚丽,