Top Ten Largest Insect Species Alive Today
In people's general impression, insects are relatively small in size, but nature's marvelous craftsmanship has also produced some larger insects. Today, the editor will introduce to you the top ten largest insects alive in the world.
1. Titan beetle
The titan beetle is currently known as the largest beetle living in the Amazon rainforest of South America, and it is also one of the largest insect species in the world. The adult titan beetle's body can reach 16.7 cm in length, and if its antennae are included, it can reach 21 cm in length. The titan beetle has a hard exoskeleton and powerful mandibles. It is said that its mandibles can bite through a pencil or cut into human skin. The titan beetle is one of the very mysterious creatures. Adult titan beetles never eat; they just fly around looking for a mate. Like many beetles, the titan beetle emits a loud hissing sound when threatened, to intimidate enemies.
2. Stick insect
Stick insects live in bamboo forests. Their shape is slender like a bamboo segment, and their bodies are long and large. They are medium-sized or large insects, generally 10-30 mm, with the largest reaching 260 mm. They are the longest insects in the world. Through long-term struggle against enemies, they are very good at camouflage. When it perches on a tree branch or bamboo branch, it looks just like a dead twig or dead bamboo, making it very hard to distinguish. The color of the body changes according to changes in the environment. High temperatures, low temperatures and dim light can make the body color darker; on the contrary, the body color can become lighter. The body color is different in day and night, forming rhythmic body color changes. Stick insects can also emit a pungent odor to defend against enemies. When injured, the nymph's legs can detach on their own and can regenerate.
3. Giant weta
The giant weta is a huge insect with an especially long body. Excluding legs and antennae, it is up to 10 cm long. This insect has evolved almost not at all over nearly 200 million years, and its physical characteristics have remained the same to this day. It is the largest insect in the entire natural world. Its ferocity is enough not only to scare away rats, but also to bite people. However, they generally do not actively attack people, and only defend themselves when threatened. Giant wetas live only on islands.
4. Goliath beetle
Whether by weight or volume, the Goliath beetle can be called a giant insect on Earth. Native to Africa, males can grow to about 10 cm long, and during their larval stage they can reach 100 grams in weight. They are considered vegetarians in nature, but are often food for cats and dogs.
5. Atlas moth
The brightly colored Atlas moth has a wingspan of more than 30 cm and is the largest moth in the world. The male moth's antennae are feathery, while the female moth's wings are broader and rounder, and its abdomen is plumper. Because of its large size and vivid colors, it is often made into specimens for sale. In Taiwan, China, some people even use their cocoons as wallets.
6. Rhinoceros cockroach
The rhinoceros cockroach is the largest and longest-lived cockroach. It sometimes takes 5 years to mature, and its lifespan can exceed 10 years. It has short but powerful limbs and a very textured, strong shell. Unlike other cockroaches, it has no wings. Adults can reach 8 cm in body length and 35 grams in weight. Rhinoceros cockroaches play an important role in the ecosystem because they eat fallen eucalyptus leaves.
7. Tarantula hawk
The tarantula hawk is also called the tarantula killer. It is relatively large. The sting of the tarantula hawk is ranked as one of the most painful wounds in the world. However, they are mostly gentle, unless threatened. In New Mexico, United States, the tarantula hawk is one of the state's symbols.
8. Queen Alexandra's birdwing
Queen Alexandra's birdwing is the largest butterfly in the world. Females are larger than males, and their wings are also rounder and broader. The female's wingspan reaches 31 cm, body length 8 cm, and weight 12 grams. Males are extremely territorial, and they will drive away enemies. This species is distributed only within 100 square km of coastal rainforest in the northern province of New Guinea. They need a rainforest environment to survive. At present, the main threat is loss of habitat. This birdwing butterfly has become an endangered species.
9. Giant water bug
The vast majority of members of the giant water bug family are usually relatively large in size, close to some of the largest insects in the world. The giant water bug has a broad, flat body, large legs, and strong front legs. All giant water bugs are fierce predators, secretly tracking and attacking aquatic crustaceans, fish and amphibians. They can catch fish larger than their own body, and are known as the “overlord in water.” The pain brought by a bite from a giant water bug is among the most severe of all insects, so many local people are afraid of it.
10. Actaeon beetle
The Amazon rainforest in South America has many world-famous large rhinoceros beetles. The Actaeon beetle is the largest male among all known species in the genus Megasoma, and is known as the heaviest and strongest rhinoceros beetle on the surface of the earth. It can grow to 12.7 cm long and 4 cm thick. Like most beetles, it has a thick, hard armor on its back. Adults are matte black overall, and some individuals appear dark brown. Males have well-developed head horns and thick, large thoracic horns extending deeply forward on the left and right. Because of the two large thoracic horn protrusions, some insect enthusiasts jokingly call it the Batman beetle. Due to its enormous body, adults have almost no natural enemies.
The above is compiled by the editor of Tuliu.com. I hope you like it!