A threatened ladybird may both play dead and secrete the unappetizing substance to protect itself. Both adults and larvae feed predominantly on aphids. Biology. Where do 7-spot ladybirds live? An adult seven-spot ladybird may reach a body length of 7.6–10.0 mm (0.3–0.4 in). This page was last modified on 21 October 2020, at 21:17. Signs and spotting tips.
What do 7-spot ladybirds eat? Coccinella septempunctata, the seven-spot ladybird, is a widespread species originally native from Europe, Asia and Northern Africa. The species can secrete a fluid from joints in their legs which gives them a foul taste. Because of its potential as a biological control agent of crop insect pests, several intentional introductions have occurred in the USA. Their distinctive spots and attractive colours apparently make them unappealing to predators. Its elytra are of a red colour, but punctuated with three black spots each, with one further spot being spread over the junction of the two, making a total of seven spots, from which the species derives both its common and scientific names (from the Latin septem = "seven" and punctus = "spot").
The spot size and coloration can provide some indication of how toxic the individual bug is to potential predators. Europe, North Africa, Cyprus, European Russia, the Caucasus, Siberia, the Russian Far East, Belarus, Ukraine, Moldova, the Transcaucasia, Kazakhstan, Middle Asia, Western Asia, Afghanistan, Mongolia, China, North and South Korea, Pakistan, Nepal, North India, Japan, Southeast Asia. C. septempunctata has a broad ecological range, generally living where there are aphids for it to eat and because of this, has been repeatedly introduced to North America as a biological control agent to reduce aphid numbers, and is now established in North America.
Scientific illustration of a ladybird, coccinella septempunctata, Seven Spotted-Ladybug eating mealybugs/aphids. Also North America (the species was introduced to the USA) and Tropical Africa. C. septempunctata has a broad ecological range, generally living where there are aphids for … Coccinella septempunctata, the seven-spot ladybird, is the most common ladybird in Europe. Threats and conservation. They do eat other small insects too, but their appetite for aphids ... How do 7-spot ladybirds breed?
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