Generally, only one turtle is raised. It is easy to fight if two turtles are raised. They will not only get injured, but also bite off their tails. The injured parts will be infected with bacteria and get skin rot. Some gentle turtles can consider raising more, but they must provide sufficient space to ensure that they can move in it without interfering with each other, especially in the breeding period. If they are turtles of the same sex, it is easy to fight during estrus.

1. Brazilian tortoise: Brazilian tortoise, also known as Brazilian color tortoise, is a common ornamental tortoise, native to the Mississippi River. This turtle usually lives in rivers, lakes and streams, likes to forage near the waterfront, has strong adaptability, and has a miscellaneous diet. It likes to eat meat and can also feed artificial feed.

2. Grass turtle: Grass turtle is the most common turtle in China. It is semi-aquatic and semi-continental. It likes to stay in the water during the day, has a gentle temperament, and doesn't fight with its own kind. This kind of turtle will shrink its head, tail and limbs when it is in danger, so as to avoid the attack of enemy creatures, and it is easy to raise itself.

3. Egg turtle: Egg turtle is a popular ornamental turtle. There are many kinds of turtles, but their shapes are similar, and their carapace is oval and smooth. This turtle is generally small in size, between 10-16 cm in length, and its carapace is mostly yellow and orange.