The Mexican salamander is a species of amphibian in the family Salamandridae. Bare skin without scales; Both limbs and feet are short; Without vocal cords, unable to produce vocalizations; There are six external gill whiskers on both sides of the head, so it is also called a hexagonal dinosaur. The Mexican blunt mouthed salamander is distributed in central Mexico and is an endemic species of Mexico, famous for its unique appearance and juvenile continuation. The Mexican salamander is classified as critically endangered (CR) on the IUCN Red List of Threatened Species. In China, it is legal to buy and sell artificially bred Mexican salamanders as pets, but it is not allowed to buy and sell wild Mexican salamanders.

The four eyed shovel is distributed in countries such as Peru, Colombia, Venezuela, Ecuador, and Bolivia in South America. Its habitat is usually located in tropical rainforest mountainous areas at an altitude of 2000 meters, with low temperatures. The appearance of the four eyed shovel is quite strange, with a very developed outer edge of the eye. From the side, it seems that there are a pair of eyes on each side of the head, which is jokingly referred to as the four eyed shovel armor. The male worm's body length is about 50-80mm, and the body length excluding the maxilla can usually reach 50mm. It is the second largest shovel beetle in South America, second only to the Chilean long toothed shovel.

Flying webbed geckos are a type of reptile belonging to the lizard family. In the southwestern region, they are known as four footed snakes, geckos, and lizards. They have a flat back and abdomen, and are covered in scales or mixed with wart scales. They are a species under the Convention on International Trade in Endangered Species of Wild Fauna and Flora.

The giant ring tailed lizard is a diurnal burrowing lizard. They are usually distributed in dry rocky areas, inhabiting rock crevices or carved caves, and their habits and environment are very similar to some rock dwelling king lizards. Animals such as crickets, bread worms, leafy vegetables, fruits, and flowers will all be accepted. The environmental arrangement for raising giant ring tailed lizards can be based on reptile sand and stacked rocks, which are sufficient. They also require a large amount of sunlight, so high-quality UVB light is an indispensable equipment. In summer, they need 12-14 hours of sunlight per day.