Harmonia axyridis was imported to North America in the early 1900s to control pest populations.
Sources
- An Unusual Finding of a Ladybug on Screening Colonoscopy - PMC (pmc.ncbi.nlm.nih.gov)
- https://www.aphis.usda.gov/sites/default/files/multicolored-asian-lady-beetle.pdf (aphis.usda.gov)
- https://www.canr.msu.edu/news/multicolored_asian_lady_beetle (canr.msu.edu)
More in Nature
- Spitting cobras can spray venom to a distance of up to 2.5 meters toward the eyes of a threat.
- Certain marine clams can live for more than 500 years.
- The International Union for Conservation of Nature changed the North Atlantic right whale's Red List category from Endangered to Critically Endangered.
- In 2022, the black rhino population numbered 6,487.
- The warm water of the Pacific Blob extended all the way to the U.S. West Coast by fall 2014.
- Fairy circles are circular patches of barren land that vary between 2 and 12 metres in diameter.