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Gambar serangga yang dikenali sebagai Charlie
Charlie ni kecik jer tp berbahaya
Common Name :Rove Beetle
Scientific Name :Class : Insecta
Order : Coleoptera
Family : Staphylinidae
Malay Names :Semut Semai, Semut Kayap, Charlie etc.
Number of Species :Estimated 47,000
Habitat and Feeding Habits
The beetle has beenobserved in the paddy fields (since 1919), school fields - within thegrass etc. It is carnivorous and eats smaller insects. Thus it plays animportant role as a biological control of ‘paddy pests’. During heavyrains/ floods, the beetle may migrate to drier areas.
Effects on Humans
The haemolymph in thebeetle’s entire body (except the wings) contains the most poisonousanimal contact toxin in the world called ‘pederin’ (C24 H43 O9 N) named in 1953. It is 12 times more poisonous than cobra venom ! Dried and stored rove beetle for 8 years still retained it’s toxicity ! Contact collision with the beetle while travelling or sleeping, crushing it on the body or smearingwith soiled fingers can cause conjunctivitis and severe dermatitisknown as dermatitis linearis, paederus (rove beetle /staphylinidae)dermatitis, whiplash dermatitis etc. In September 2002 an epidemic ofdermatitis linearis caused by rove beetles affected thousands of high rise flat dwellers and dormitory students in Penang, Malaysia.
Advice to Affected Residents
Sincethe beetle is attracted to lights at night, switch off or minimise thelighting and close doors/ windows during the beetle epidemic. Use finemosquito netting, aerosol insect spray, glue traps etc. Do not sit near lights, do not smash the beetle on the body, just blow it away ! If there is contact with the beetle, immediately wash the affected area with soap and water. Those who suffer severe skin reactions should seek medical attention.
p/s: artikel ni dipetik dari satu laman web.
terbaru: kat Johor Bahru ni pn dh ad Charlie....
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