Massachusetts has two United States Senators and nine members of Congress in the House of Representatives.
In the U.K., where sheep scab is endemic, neither the disease nor the mites appear to be transmitted from sheep to cattle or goats. Geographic Distribution Sheep scab has been eradicated from Australia, New Zealand, Scandinavia, the U.S. and Canada, but it can still be found in many other countries.
Â© 2009 page 1 of 4 Sheep Scab Psoroptes ovis Infestation Last Updated: September 2009 Importance Sheep scab is a contagious, highly pruritic disease caused by the mite Psoroptes ovis. Affected sheep develop large, yellowish, scaly, crusted lesions, accompanied by damage to the wool and hide.heep Scab â Psoroptes ovis Last Updated: September 2009 Â© 2009 page 2 of 4 the temperature (the mites survive longer when it is cooler) and possibly with the variant/strain of the mite. All infested animals do not necessarily develop symptoms; asymptomatic sheep can spread the infestation to other animals.