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).
Human Lice, Human History, & Archeogenetics Lice are ubiquitous parasites on mammals and birds. There are at least 5,000 species of lice and each host species tends to have one louse species. Lice are adapted to usually only one host species and cannot survive long off its host.