Harmonia axyridis is a large lady beetle or ladybug species that is most commonly known as the harlequin, Asian, or multicoloured Asian lady beetle.

2022年10月19日 · Identifying ladybugs and understanding the behavioral differences between lady beetles can help gardeners control unwanted populations of Asian lady beetles. The harlequin or multicolored Asian lady beetle (Harmonia axyridis) has its origins in Asia, but these bugs are now found worldwide.

In North America, the harlequin ladybird is sometimes known as the 'Halloween bug' because it gathers together in enormous numbers during the late autumn, sometimes invading people's …

2021年9月6日 · "The many-named ladybird! Multicoloured (multicolored), multivariate, southern, Japanese, Asian, Halloween, harlequin or pumpkin ladybird (ladybug, ladybeetle); la coccinelle asiatique, veelkeurig Aziatisch lieveheersbeestje, Asiatischer Marienkafer " from Paul Mabbott's Ladybird Survey

2024年6月25日 · The Asian ladybug (Harmonia axyridis), also known as the harlequin or multicolored Asian lady beetle, is the most common ladybug in the United States. This beetle is native to Asia and was introduced as a pest control but it …

2017年2月10日 · These non-native harlequin ladybugs (Harmonia axyridis: actually a beetle, not a “bug”) are an invasive species that were introduced to North America in 1916 to control scale insects and aphids, both of which are major crop pests.

The harlequin ladybird originates from Japan and has been introduced as a biological control agent around the world to control aphids. It was not deliberately introduced to Britain or Ireland, but it become established in 2004.

The invasive harlequin ladybirds (Harmonia axyridis) form large clusters in autumn. Why do the insects gather around windows? And should you be concerned about the sexually transmitted disease (STD) that some of them carry?

The Harlequin ladybird, also known as Asian Ladybeetle or Halloween Ladybeetle, is the most widely distributed species of beetles in the world today.

As a species, harlequin ladybird spreads very quickly, and is generally very dificult to distinguish from the common spotted ladybird. As it is colour variant, the best way to identify a harlequin ladybird is the M-shaped markings between its head and abdomen, brown legs and the small bumps to the rear of its back.