动物界所有成员的身体都是由细胞组成、异养的有机体。海洋就是地球上最大的生态群系，地球上最初的生命便是在此孕育。
关于动物的优秀英语作文范文一：
I have a dog, it is lovely, it is called Mimi. Every time I go home from school, Mimi always cruising around me, I will go to the kitchen to get a piece of meat to it, it lay on the floor to eat. My legs and then jump to bark "Wang "called, so I picked up Mimi, it is the opportunity to lick my hand, making me laugh.
I like Mimi, like puppies.
我有一条小狗，它很可爱，它叫咪咪。每当我放学回家时，咪咪总是围着我绕圈，我便去厨房拿一片肉给它，它就趴在地板上吃。然后跳到我腿上汪汪汪地叫，于是我抱起咪咪，它就乘机舔我的手，逗得我哈哈大笑。
我喜欢咪咪，喜欢小狗。
关于动物的优秀英语作文范文二：
As is known to all,dogs are huaman's best friends,they can be our cute pet too,so many people like them very much.
The little dogs are very adorable.Some just have dogs for pleasure,and they even build house for their dogs.
The dogs are human's best friends,for example.Some dogs are trained to catch bandits,some are able to guard our home.And if you are police,the dogs can be very helpful in many fields,because they have acute sense of smell.Moreover,if you walk the dogs outdoors at night,you will not feel afraid.
1.狗是一种动物.也是一种宠物.很都人喜欢狗.
2.小狗很可爱.一些人养狗解闷(for pleasure).还给他们建造住处.
3.狗是人类的朋友.有能捉贼(catch bandits).有的能看家如果你是警察.狗可以在很多方面帮助你.因为他们嗅觉(sense of smell)灵敏.夜间带狗出去.你就不会害怕(feel afraid)
关于动物的优秀英语作文范文三：
我有两只小猫。他们非常漂亮。一只是黄色的。另一只是白色的。他们非常可爱。黄色的小猫很调皮。他经常到处跑。他最喜欢的游戏是玩球、绳子和石头。而白色的小猫非常温和。她喜欢洗她的脸。并且她不喜欢和人玩。她经常跳上我的膝盖。我喜欢给她洗澡。
噢，我的小猫为我带来了很多愉快。我们是非常好的朋友。我爱他们。
I have got two baby cats. they are very beautiful. One is yellow. the other is white. they are very lovely. the yellow cat is very naughty. He likes to play with people. He often runs here and there. His favourite game is playing with balls, ropes and stones. But the white cat is very gentle. She likes to wash her face. And she doesn′t like to play with people. She often jumps onto my knees. I like to give her a bath.
Oh, my baby cats bring me much happiness. We are very good friends. I love them.
关于动物的优秀英语作文范文四：
There used to be a lot of tigers. They used to live in the woods and mountains. However, people are cutting down trees and destroying their homes. There are fewer and fewer tigers out there. It is very important to protect the tigers. So, we should protect their homes.
以前有很多老虎。他们住在森林和山里。但是人们在砍伐树木而且毁坏他们的家园。那里有越来越少的老虎。保护老虎很重要，所以我们应该保护他们的家园。