问一篇《My favourite Animal》的英语作文，字数不少于50个单词。

My favorite animal is tortoise. Because tortoise is a cute animal. It has a short tail and a four short foot. It has a little head and a hard shell. There are forty-five little and cute tortoises in my home. They like to play in the water. When they afraid of some thing,they will run faster than usual. They like eating fish. I often buy some small fish for them to eat. They can catch the fish very quickly. First, they pretend sleepy,when the fish swim near their mouths. They catch the fish fast and bit the fish's head and eat the fish. In winter. They like to sleep in the sand. When they sleep, they don’t eat any food. when they are thirsty,they come out of sand,then we know they need water.
I love tortoise,but do not like eagle,because, the eagle often eat the tortoise with the sharp mouth. My favorite animal is tortoise.