The mole rat is a mammal of the family Hylidae in the order of monotremes. Body length is 40-60 centimeters. The mole rat is distributed in eastern Australia, Tasmania, and New Guinea. Sleeping during the day and foraging at night. Body temperature changes with the temperature of the surrounding environment. Run very fast and climb trees very well. Even if you don't consume food for a month, you can still survive in cold weather. The main food is ants, which cannot be chewed and can be crushed with their tongue. The echina is one of the most primitive mammals and one of only two monotremes in the world.

It is a herbivorous animal belonging to the order Artiodactyla, family Oxidae, and genus Gazelle. It inhabits mountains, hills, and coastal plains. Heat and drought resistance, group activity, usually in small groups of 3-8, active at dawn and dusk, is a typical herbivore. Distributed in Iraq, Jordan, Kuwait, Oman, Qatar, Saudi Arabia, Syrian Arab Republic, United Arab Emirates, and Yemen

The Caribbean true shark is a species of shark belonging to the true shark family and the true shark genus. At birth, the body length is 74 centimeters, and the maximum body length in adulthood is 295 centimeters. A species of tropical nearshore living at the bottom of continental and island shelves. It mainly inhabits shallow water areas, but according to records, its depth reaches at least 30 meters. I mainly eat bony fish. Mainly distributed in the Caribbean Sea. Also known as Caribbean reef shark, it refers to its habitat on coral reefs outside the Caribbean Sea and South America.