狗

I have a dog. He is my favorite pet. He is very lovely. His name is Peter and he is two years old. His fur is long and white. He has big black eyes. His nose is very good. He can smell very well. He is quite small. He weighs about two kilograms. Peter's favorite food is meat. He also likes bones.

狗

My dog is very gentle and cute. It has a white, fluffy long hair. It has a long, fleshy face, a pair of black eyes, and it is always lower its head to smell.

狗

I have a dog. His name is Bob. He is two years old. He is yellow and very fat. He has two big eyes and he wears a black coat. I always play with him. My mother and my sister look after him every day. When I come back, he often walks around me. He is very cute and friendly. I love him very much.

海豚

My favourite animal is a porpoise, because they are lovable, they have the black eye and the small nose, they are very docile, they like flattering you, tours in your side.

熊猫

Among all the animals, I love pandas the most. Pandas are black and white, with round bodies and big eyes. They look cute and harmless. Pandas mainly live in China's forests and are known for their love of bamboo. I think pandas are not only beautiful but also important for our environment. I hope everyone can protect them and make sure they have a safe home.

这些段落分别介绍了狗、海豚和熊猫的特点和习性，适合用于英语作文中描述动物。