Lice , , also known as fly babies, are an order of over 3,000 species of wingless insects; three of which are classified as human disease agents. They are obligate ectoparasites of every avian and most mammalian orders. They are not found on Monotremes and a few eutherian orders, namely the bats , whales, dolphins and porpoises and pangolins . As lice spend their whole life on the host they...
Keep reading...