Insects Active during the day

Asian Giant Hornet

Vespa mandarinia

iNaturalist Wikipedia

Meet the world's largest hornet, a striking and powerful apex predator of the Asian forest. Known for its massive size and distinctive orange head, this formidable flyer is a master of the undergrowth.

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0 Habitats

Quick Identification

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Size

Body length 4.5–5 cm (1.8–2 in); Wingspan up to 7.5 cm (3 in); Weight up to 3.5g

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Colors

Bright orange-yellow head; dark brown or black thorax; abdomen with alternating bands of dark brown and yellow-orange

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Key Features

Massive solid orange head with large mandibles
Dark thorax contrasting with a striped abdomen
World's largest hornet size, exceeding 1.5 inches
Subterranean nesting habit usually near tree roots

When You’ll See Them

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Activity pattern Active during the day

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Peak hours 8:00 AM - 6:00 PM

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Season August-October

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Diet Adults feed on tree sap and nectar; larvae are fed protein from hunted insects, including beetles, mantises, and honeybee brood.

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Habitat Low-mountain forests, rural farmland, and forest edges; avoids high-altitude regions and dense urban centers.

public Geographic range

Where Does the Asian Giant Hornet Live?

The Asian Giant Hornet is widely distributed across the temperate and tropical regions of East and South Asia. Its native range extends from the southern reaches of the Russian Far East and Japan, through the Korean Peninsula, and across much of eastern and southern China. It is also commonly found in the subtropical forests of Vietnam, Thailand, and Myanmar, reaching as far west as the Himalayan foothills in India and Sri Lanka. While there was a brief period of concern following sightings in the Pacific Northwest of North America, those populations were intensely managed and successfully eradicated by late 2024.

Basemap © OpenStreetMap contributors

10 Countries

15.5M km² Range

Data Deficient Conservation

JP Japan South Korea CN China Vietnam TH Thailand IN India Russia Taiwan Myanmar Nepal

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iNaturalist / Verified observation data

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Behavior

The Asian Giant Hornet is a social insect that lives in sophisticated colonies, usually established underground in hollowed-out tree roots or abandoned rodent burrows. A single queen founds the colony in the spring, producing workers who take over the tasks of foraging and nest expansion. These hornets are highly territorial and will defend their nest aggressively, using a potent venom that can be dangerous to humans if multiple stings occur.

As apex predators, they have a complex relationship with other insects. They are most famous for their 'slaughter phase,' where a small group of hornets can decimate an entire honeybee hive in hours to secure the protein-rich larvae inside. Despite their fearsome reputation, they play a vital role in their ecosystem by controlling populations of agricultural pests like beetles and large caterpillars.

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Camera Tips

To capture the Asian Giant Hornet on a wildlife camera, focus your efforts on the late summer and early autumn when colonies are at their peak population. These hornets are ground-oriented hunters and nesters, so placing your camera low—roughly 1 to 2 feet off the ground—near rotting logs or the base of large, old-growth trees is your best bet. If you can locate a 'sap tree' where oaks or elms are weeping fluid, aim your camera at the trunk, as these are high-traffic communal feeding spots for adults seeking sugars.

Using lures can significantly increase your chances of a close-up shot. A mixture of fermenting fruit, such as overripe peaches or bananas mashed with a splash of rice wine or sugar water, is irresistible to them during the foraging season. Place the bait on a flat stone or a stump within the camera's focal range. Because these insects move with incredible speed, you must use a camera with a high-speed trigger (less than 0.2 seconds) and set it to take multiple bursts of photos or high-frame-rate video to avoid getting nothing but a blur.

Safety is the most important factor when filming this species. Never attempt to place a camera near a known nest entrance without professional protective gear and expert supervision. For most backyard observers in their native range, placing the camera near the perimeter of a garden where they hunt other insects is the safest and most effective method. Use a macro-focus setting if available, as the high-resolution detail of their massive orange head and powerful mandibles is what makes for a truly professional-grade wildlife capture.

Similar Species

Species that look similar or are commonly confused with Asian Giant Hornet.

European Hornet

Smaller in size with a reddish-brown head and more black teardrop shapes on its yellow abdomen.

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Frequently Asked Questions

Asian Giant Hornets are strictly diurnal, meaning they are active during the day. Their activity peaks during the warmest hours, typically between 9:00 AM and 5:00 PM, when they forage for food and gather materials for the nest.

In their native range, they are naturally drawn to overripe, fermenting fruits and flowering plants that attract their prey. However, given their potent sting and defensive nature, it is recommended to observe them in the wild rather than intentionally attracting them to residential spaces.

Adults primarily consume high-energy liquids like tree sap and nectar. They are also predatory, hunting large insects such as beetles, mantises, and honeybees to feed the protein-rich 'meat balls' to their larvae back at the nest.

While they prefer forest edges and rural farmlands, they can occasionally be found in suburban areas that border wooded parks. They are much less common in dense urban centers due to the lack of suitable ground-nesting sites.

The easiest way is size and head color. The Asian Giant Hornet is much larger (up to 2 inches) and has a solid, bright orange head. The European Hornet is smaller (about 1 inch) and has a darker, reddish-brown head and thorax.

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