1. Cone snail: The shell is thin at the front and thick at the back. It is shaped like a chicken heart or a taro, so it is also called "cone snail"

Cone snail is a highly poisonous shell. marine life. There is a small opening hidden at its tip, from which a poisonous needle can be shot, releasing enough venom to kill the injured person. The poisonous needle will penetrate your skin directly, and the pain will subside slightly after a while and you will be paralyzed. If you have vomiting, severe pain, and severe dyskinesia, you may have difficulty breathing. Artificial respiration can be performed immediately. However, if you are not sent to the hospital in time, If not rescued, the patient will suffocate to death.

It is also a predator with a huge appetite, capable of swallowing prey as large as herself.

2. Stone fish: The aboriginal people call the "Mohu" only about 30 centimeters long. It hides on the seabed or under rocks, disguising itself as an inconspicuous stone. The body color is complex and changeable according to the environment. Like a chameleon, it uses camouflage to deceive the enemy, making it difficult for others to detect, thus allowing itself to survive. Usually earthy yellow and orange are the main colors. Its eyes are very special. They are long on the back and are very small. There is a deep depression under the eyes.

Its hard spines (the venom glands at the base of the dorsal fin spines are neurotoxic) are deadly poisonous. If you accidentally step on it, it will immediately fight back without mercy and shoot out deadly poison. Highly toxic. The 12 to 14 needle-like sharp back spines on its back can easily penetrate the soles of shoes and penetrate into the soles of the feet, causing people to be poisoned quickly. Generally, those who are stabbed will feel headaches, nerve paralysis, redness, swelling, and severe pain. , fever, dizziness, nausea, vomiting, cramps, hot water can relieve pain, but if not rescued in time, it will die

It is a very patient hunter, and its hunting method: hiding on rocks Sit back and wait for the rabbit.

3. Box jellyfish: Also known as "sea wasp", it is a coelenterate. The adult box jellyfish is as big as a football, mushroom-shaped and almost transparent. It has 24 eyes, located on a cup-shaped body at the top of its tubular body. On both sides of its body, there are two primitive eyes that can sense changes in light, and more than 60 ribbon-like tentacles are trailing behind it. These tentacles are what make people deadly, and they can extend up to 3 meters away. On each tentacle, there are densely arranged cysts, and each cyst has a hollow "poison needle" that is invisible to the naked eye and filled with venom. An adult box jellyfish has billions of poison sacs and stingers on its tentacles. It also has receptors on its tentacles that can identify proteins on fish, shrimp or human skin

It is the most poisonous jellyfish. A powerful creature, its venom mainly damages the heart. After the venom of the box jellyfish is injected into the human skin, many bright red scars will appear. When it invades the human heart, it will destroy the consistency of the beating rhythm of muscle cells. Resulting in rapid death with no chance of rescue. Acetic acid can kill its tentacles.

When it finds prey, it quickly floats over, wraps the prey tightly with its tentacles, and immediately sprays venom with its poisonous needle. Once the venom is sprayed on the prey, there is no chance of escape (survival).

4. Blue bad octopus: There are at least 5 species of blue bad octopus in the world. It is only the size of a golf ball. When it is calm, its skin It is yellow-brown with dark brown lines. When it is frightened, a blue ring will appear. This color comes from the elastic sac of pigment (pigment cells) under its skin. The pigment cells will appear when they extend outward to the skin. Blue means it is starting to become dangerous.

If humans infringe on it, a blue halo will appear, and it will shoot venom directly and quickly into the skin and subcutaneous muscles of the person. The venom is 10,000 times more poisonous than cyanide, and there will be no severe pain. , but it will affect people's vision, taste, and touch. Its venom can prevent blood coagulation, cause the wound to bleed profusely, and feel stinging. Finally, the whole body will have a fever. There is a new massage that can alleviate the symptoms, but if not rescued in time, It will cause nerve paralysis and difficulty breathing, and can kill an adult in 90 minutes. If continuous artificial respiration is provided immediately after the bite, the injured person may survive.

We humans rarely encounter them. They often hide under rocks during the day. Only at night will they go out to hunt. They shoot venom directly into the bodies of small fish and crabs, and sometimes spray venom into their prey. In the surrounding waters, once it catches prey, it will use its mouth to break down the prey and then eat.

5. Saltwater crocodile: also known as "man-eating crocodile", the largest crocodile in the world. Evolved from the age of dinosaurs. They are extremely widespread. Adult crocodiles are over 6 meters long. The migration ability cannot be ignored and can be migrated thousands of kilometers. The number of saltwater crocodiles in Australia is as high as 150,000. Some females can lay 80 eggs in a clutch, and they are good mothers. After laying eggs, they will take good care of them for several months to prevent monitor lizards from stealing the eggs. After hatching, the young crocodiles will Continue to care.

Its attack mainly relies on strength. Its upper and lower crocodiles have a bite force of 450 kilograms per square centimeter. So if humans get close to it, they will definitely die.

An efficient hunter, it can see, hear, and smell even underwater. (It catches prey of different sizes according to weight and body length.) As long as there is an opportunity, it will directly attack the prey quickly. It attacks any edible prey, then crushes the prey with its upper and lower jaws and then eats it.

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6 Red-backed spider: also known as "black widow spider", a giant venomous spider with a body length between 2-8mm and a red color on its back. Dapples. They often come in and out of human life, including houses, garages, and places where they are not easily discovered (dark, dry corners with backlight).

It is very toxic. After being bitten by it, it is difficult to detect at first. The wound will start to feel hot and painful after 5 minutes. The wound will subside after an hour, but the poisonous bacteria injected into the skin will It will spread, and a major attack will begin in about 3 hours, with symptoms such as massive sweating, muscle weakness, nausea, vomiting, tinnitus, rapid or irregular heartbeat, fever, tremors, etc. If not treated with anti-venom in time, it can lead to death.

When hunting, it often builds a web, then hides in the dark and waits. Once the prey touches the web, the vibration will be transmitted to the spider, and it will run out, wrap the prey in the sticky web, and inject venom. , when the prey dies, it will pierce its claws into the prey and suck it dry.

7. Sydney funnel-web spider: There are 36 species of funnel-web spider in Australia. It is the most venomous spider. It is a large spider and easy to be found. It has a smooth black head, a dark brown body, and It has a pair of huge and powerful claws. It spends most of its time in its burrow, but in summer and autumn it goes out in search of a mate.

It often collides with humans. Its claws are powerful enough to pierce human toenails. The main component of its venom is atraxotoxin, which is toxic to primates and dogs, but non-toxic to rabbits. Symptoms of a funnel-web spider bite depend on how much toxin the spider releases. Local symptoms include severe pain, redness, swelling, hair standing on end, and sweating; systemic symptoms include nausea, vomiting, abdominal pain, diarrhea, sweating, salivation (within 10 minutes), tearing, tightness, difficulty breathing, pulmonary edema, and heartbeat. Acceleration, arrhythmia, fever, and dyspnea caused by pulmonary fluid accumulation are the main causes of death. After being bitten by it, first aid should be given immediately with anti-venom.

When hunting, it will weave some thick silk on the ground, and then hide in a dark and dry place (such as rocks and tree trunks) to wait. Generally, prey is difficult to find. Once tripped by the silk, the vibration will be transmitted. When it comes to a spider, it will run over and subdue its prey with nerve-paralyzing venom, and then eat. Sometimes it will use its claws to stab straight down and violently, and continuously.

8. Tiger snake: Found in southeastern Australia, there are two kinds of tiger snakes, usually with orange and yellow stripes, and the other is black. The average body length is 1.2 meters. It has strong adaptability and can be found in swamps...suburbs and near fresh water. Like to travel together.

If it collides with a human, it will not attack directly. First, its head and neck will expand flat as a warning, but if the human does not move away, it will attack. Its venom is composed of neurotoxins Composed of anti-coagulant factors, neurotoxins will attack the human nervous system, causing muscle paralysis and suffocation. Anti-coagulant factors will destroy and decompose human blood cells, leading to uncontrollable massive bleeding. After being bitten by it, tiger snake antivenom should be used immediately for first aid, but only after paralysis symptoms occur, otherwise it will be in vain.

The tiger snake's prey method is to bite the prey directly and quickly, inject venom and swallow it.

9. Southern spiny snake; lives in most of Australia, Papua New Guinea and some nearby islands. It has a triangular head, a short and fat body, a skin color of light brown, reddish or gray, and is decorated with dark hoops. The snake has a thick body and is about 45-60 cm long.

If humans approach it, it will not avoid humans like some snakes, but will attack directly or multiple times. The venom can kill people within 6 hours. After being bitten by it, symptoms such as nausea will generally occur, and anti-venom should be used immediately.

It is a master of ambush and a very patient guy. It can coil itself tightly and remain motionless for several weeks. It often uses its tail as a bait, pretending to be a bird or insect. When approaching, he will grab the prey at a speed of 4/1 second.

10. Taipan snake: Also known as the "Big Boss", the coastal Taipan snake is the longest snake in mainland Australia. There are two types of Taipan snakes, the land Taipan snake and the coastal Taipan snake. Often found in sparsely populated areas.

Inland snakes like to be solitary. Since they hunt family members and field mice, encounters with people are inevitable. However, it will avoid humans but if humans touch them, it will directly and quickly attack multiple times. After being bitten by it, the general symptoms will be vomiting and stopping the person's breathing. Anti-venom should be used immediately for first aid.

Although inland snakes are not as long as coastal snakes, inland snakes are the most venomous snakes. Just one milliliter of venom is enough to kill a mouse.

11. Coast viper: A snake that lives in trees. Because it has the same color as the tree, it camouflages itself to hunt. Once prey approaches, it will quickly bite the prey and hold it until the prey dies before starting to devour it.

12. Eastern Cobra: The snake with the highest casualty rate. It is extremely adaptable and can survive in a variety of environments, even in the suburbs, so it often collides with humans.

When it attacks, it will coil its body into an S shape and open its mouth very quickly so that the venom can be used to the maximum extent. Its venom is composed of neurotoxins and anti-coagulant bacteria. After being bitten, it will cause massive internal bleeding, heart, lung, kidney failure and even death.