Also known as estuarine crocodile or saltwater crocodile, it is a crocodile that lives in the Indo Pacific region, extending from Sri Lanka, India, Bangladesh, and eastern Myanmar to the Solomon Islands and Vanuatu, and all the way to the northern coast of Australia. It is currently the largest reptile in the world, known for its fierce nature and powerful attacking abilities. He is a nocturnal hunter who can hunt almost any animal he can catch, including humans and other saltwater crocodiles. Often appearing suddenly underwater, attacking unguarded prey and dragging them into the water to devour. The nostrils and ears have active valves, indicating that they have adapted to aquatic and terrestrial life.

It is a fictional superhero character in Marvel Comics, first appearing in the first issue of The Incredible Hulk in 1962. Co created by Stan Lee and Jack Kirby. Hulk was originally a genius nuclear physicist named Bruce Banner. After being exposed to gamma rays in an accident, whenever he became emotionally excited or angry, he transformed into a huge green monster - Hulk. The image of Hulk has undergone multiple changes with the development of comics, but his most iconic features are his massive physique, green skin, and almost uncontrollable strength. Strength is directly proportional to his level of anger.

It is an insect of the family Scaridae in the order Beetles, known for its unique appearance and powerful strength. It is particularly common in regions such as China, Japan, and Southeast Asia, and is a popular target for insect enthusiasts and collectors. Large in size, usually black or dark brown, covered with a hard shell. The head has a prominent angular protrusion, which is the origin of its name, while females do not have this feature. Larvae usually live in soil rich in humus and feed on decaying plants. Adults feed on tree sap, fruits, or other decaying substances. Known for its powerful flying ability and strong leg strength.

It is a large octopus that lives in the North Pacific Ocean. Large in size, with arms reaching up to 6 meters and a weight of up to 50 kilograms. Usually living in the deep sea at depths of 300 to 3000 meters underwater, feeding on fish, crustaceans, and other mollusks. Known for its powerful strength and intelligence, it can use tentacles to perform complex operations and even open bottles with screw caps. It also has excellent camouflage ability, which can change the color and texture of the skin to adapt to the surrounding environment. The lifespan is relatively short, usually only 1 to 2 years, but during this period, it will experience rapid growth and reproduction.

It is a fictional creature derived from mythology and folklore, often depicted as a monster with wings and sharp claws, often associated with guardians of tombs or ancient castles. Endowed with the responsibility of guarding treasures or secrets, it exists in the form of a stone statue during the day and transforms into a living creature at night, possessing supernatural power and speed. The image is varied and sometimes depicted as half human, half beast. There are different images and stories in different cultures and legends, but their core features are guardians and nocturnal activities, making them a mysterious and powerful creature.

It is a large and powerful snake belonging to the snake order and python family. Widely distributed in tropical and subtropical regions of Asia, Africa, and Australia. Known for its strong body and unique hunting methods, it typically involves entangling prey, strangling them with the strength of its body, and then swallowing them whole. Pythons have very sharp eyesight and smell, which makes them efficient hunters. Food includes small mammals, birds, and other reptiles. Long lifespan, some species can live up to 20 years or longer. Due to habitat destruction and illegal hunting, some species of pythons are facing survival threats.

It is a large and powerful mammal belonging to the family Rhinoceros in the order Rhinoceros. Known for its short and robust limbs, thick skin, and unique horns. Mainly distributed in tropical regions of Africa and Asia, it is one of the largest surviving land mammals. Rhinoceros horns are composed of keratin and have high medicinal value, but this also makes them a major target for illegal hunting. Poor eyesight, but very keen sense of smell and hearing. Usually mainly herbivorous, occasionally also eating some fruits and leaves. Due to habitat loss and poaching, the number of rhinoceroses is decreasing, and many species have been listed as endangered.