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.
Sheep scab is an animal welfare concern due to the pain and irritation caused by the mites. Etiology Sheep scab is caused by Psoroptes ovis, a mite (arthropod) in the family Psoroptidae (Order Astigmata).Psoroptes mites have traditionally been separated into species based on their host and body site preferences, and the morphology of the male mites.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.