Pine processionary development, pine processionary caterpillars are highly irritating to the skin. Contact with the hairs of the caterpillar can cause severe rashes (urticaria) and eye irritation. Some individuals may have an allergic reaction to the caterpillar's hairs. 5th stage larvae can eject hairs when threatened or stressed; the hairs, which have the form of harpoons, then penetrate and irritate all areas of exposed skin nearby with an urticating protein. Allergic reactions may follow in susceptible individuals on subsequent exposure to the hairs. The pine processionary is an economic pest in coniferous forests in southern Europe. It is controlled to some extent
Canadian Science Centre for Human and Animal Health incidents that may take place at the centre. This ensures that the committee and others are apprised of incidents of any significance in a timely manner plus they have access to information on each and every incident no matter how minor, at their meetings. Canadian Science Centre for Human and Animal Health The Canadian Science Centre for Human and Animal Health (CSCHAH) is an infectious disease laboratory complex in Winnipeg, Manitoba owned and operated by the Government of Canada. This modern facility is home to two laboratories: The Public Health Agency of Canada's National Microbiology Laboratory (NML) and the Canadian