1. Honey badger

It is the only animal in the genus Honey Badger of the Mustelidae family. The average male body length is 98 cm, the average female body length is 91 cm, and the male shoulder height is 39 cm. , the shoulder height of the female is 35 cm, the male weighs 9-14 kg, and the female weighs 5-10 kg. The back is gray. Its fur is loose and very rough, it is about the same size as a badger, and it can live up to 24 years.

Honey badgers are commonly found in southern and western Africa and Asia. Guinness World Records named it the "boldest animal". This animal looks cute on the outside, but actually attacks almost anything, and is smart enough to know its enemies' weaknesses.

For example, when faced with a man it attacks his testicles. It is also one of the few animals that uses tools, such as logs as ladders.

2. The brown bear

is an animal in the class Mammalia and the family Ursidae. Also known as grizzly bear. It is one of the largest carnivorous mammals on land, with a body length of 1.5-2.8 meters and a shoulder height of 0.9-1.5 meters. The male body weight is 135-545 kg, and the female body weight is 80-250 kg.

The head is large and round, the body is strong, and the shoulders and back are bulging. The coat is thick and dense, reaching 10 cm in winter, and comes in various colors, such as gold, brown, black and brown-black.

Brown bears are quite aggressive animals, especially when it comes to protecting their territory and food. To protect their food, they chase away wolves and mountain lions, as well as other bears that intrude on their territory. But most fights still occur during the mating season.

3. Roadrunner

A bird in the family Cuckoo, order Cuckoo. The plumage is olive brown and white, with stripes. The crest is short and fluffy. The skin behind the eyes is exposed, blue and red. The legs are thick and light blue. The tail is often raised, making it look unattractive but very funny.

Although roadrunners are birds, they can only glide short distances. It is very good at running fast. It can run in the wilderness of Texas and New Mexico very fast and can run more than 500 meters per minute. Roadrunners have voracious appetites and feed primarily on insects, lizards, and even rattlesnakes.

Roadrunners are brave and aggressive. Sometimes it dashes into a rattlesnake at a rapid run. Once the two sides meet, a life-and-death struggle will break out. It jumps to avoid the rattlesnake's attack, looks for an opportunity to pounce behind the snake's mouth, and slams the snake's head with its beak and claws. If it wins, it will get a delicious meal; If it fails, the price is death, but it never backs down.

4. Fighting fish

Betta fish lives in rivers, ponds, ditches and rice fields in the south of the Yangtze River. It is called "fighting fish" and is called "tenkle fish" in southern Fujian and Taiwan. "An iron quilt". People take advantage of its aggressive habits for recreation and fun, and use it as a peculiar competition event.

5. Shrike

A small carnivorous bird, also known as: Bailuo and Shrike. It is ferocious in nature and is an important insectivorous bird. Their main feature is that their mouths are large and strong, with a hook and notch at the tip of the upper mouth, slightly resembling an eagle's beak. Shrikes have short, rounded wings, usually with a convex tail shape; strong feet with hooked toes.

It is ferocious in nature and likes to eat small mammals, birds, lizards and other insects as well as other live animals. Most of them inhabit hilly and open woodlands, with cup-shaped nests placed among thorny trees or shrubs. The eggs often have slightly dark brown spots of varying sizes.

Baidu Encyclopedia - Shrike

Baidu Encyclopedia - Fighting Fish

Baidu Encyclopedia - Roadrunner

Baidu Encyclopedia - Brown Bear

Baidu Encyclopedia-Honey Badger