About Asian Lady Beetle (Harlequin)
A large ladybug native to Japan, closely related to the invasive Asian lady beetle. Found in forest canopies where it feeds on aphids. Distinguished by its slightly more elongated body shape.
Did You Know?
Unlike its more famous relative Harmonia axyridis, this species has stayed in its native range and has not become a worldwide invasive pest.
How to Identify Asian Lady Beetle (Harlequin)
Asian Lady Beetle (Harlequin) (Harmonia yedoensis) belongs to the order Coleoptera, family Coccinellidae. Adults typically measure 6-9 mm.
Asian Lady Beetle (Harlequin) Habitat
Asian Lady Beetle (Harlequin) is found in forests habitats, particularly across East Asia, Japan. This species has adapted to thrive in its preferred environment, where it can find suitable food sources and shelter.
Asian Lady Beetle (Harlequin) Diet and Feeding
Asian Lady Beetle (Harlequin) has an omnivorous diet, feeding on both plant and animal matter. This dietary flexibility allows it to exploit a wide range of food sources in its environment.
Where Is Asian Lady Beetle (Harlequin) Found?
Asian Lady Beetle (Harlequin) can be found in East Asia, Japan, where it inhabits forests environments. Its distribution is influenced by climate, food availability, and habitat suitability.
Distribution Map
Where Asian Lady Beetle (Harlequin) can be found
Is Asian Lady Beetle (Harlequin) Dangerous?
Asian Lady Beetle (Harlequin) is generally harmless to humans. It does not bite or sting and poses no significant health risk. Like most insects, it prefers to avoid human contact and will typically flee rather than confront a perceived threat.
Asian Lady Beetle (Harlequin) Role in Nature
Asian Lady Beetle (Harlequin) plays a role in its ecosystem as part of the food web, serving as both consumer and prey. Insects like Asian Lady Beetle (Harlequin) are a vital food source for birds, bats, and other wildlife, and contribute to the overall health and balance of their environment.
Seasonal Activity
Frequently Asked Questions About Asian Lady Beetle (Harlequin)
What does Asian Lady Beetle (Harlequin) look like?
The Asian Lady Beetle (Harlequin) typically measures 6-9 mm.
Where is Asian Lady Beetle (Harlequin) found?
The Asian Lady Beetle (Harlequin) is found in East Asia, Japan and typically inhabits forests environments.
What does Asian Lady Beetle (Harlequin) eat?
The Asian Lady Beetle (Harlequin) has an omnivorous diet, feeding on both plant and animal matter.
Is Asian Lady Beetle (Harlequin) dangerous to humans?
The Asian Lady Beetle (Harlequin) is generally harmless to humans. It does not bite or sting and poses no significant health risk.
What is an interesting fact about Asian Lady Beetle (Harlequin)?
Unlike its more famous relative Harmonia axyridis, this species has stayed in its native range and has not become a worldwide invasive pest.
Cite This Page
APA:
InsectDiscover. (2026). Asian Lady Beetle (Harlequin) (Harmonia yedoensis). Retrieved from https://insectdiscover.com/insect/asian-lady-beetle-harlequin
MLA:
"Asian Lady Beetle (Harlequin)." InsectDiscover, https://insectdiscover.com/insect/asian-lady-beetle-harlequin.