Halos around the sun and moon are associated with storms. On the night Superstorm Sandy made landfall in 2012, we received photos of lunar halos from across the U.S., and even as far west in the U.S. as the state of Washington.
Lice infestations (pediculosis and pthiriasis) are spread most commonly by close person-to-person contact. Dogs, cats, and other pets do not play a role in the transmission of human lice.Lice move by crawling; they cannot hop or fly.he three types of lice that live on humans are: 1  Pediculus humanus capitis (head louse), 2  Pediculus humanus corporis (body louse, clothes louse), and. 3  Pthirus pubis (crab louse, pubic louse).
Head lice are parasitic insects found most commonly behind the ears and near the neckline at the back of the neck. The medical term for head lice infestation is Pediculus humanus capitis. There are 6 â 12 millions cases of head lice in the United States every year more commonly in children than adults.