The Killer Whale or ORCA as they are commonly called, inhabits all of the Worldâs oceans, preferring the coastal waters near shore in the cooler regions of the planet. Male Killer Whales are larger then the female of the species and can be distinguished easily by the shape of the whales dorsal fin. The dorsal fin of the male Killer Whale is significantly larger and is shaped more triangular then the femaleâs.
Regular checks for head lice are a good way to spot head lice before they have time to multiply and infest (are present in large numbers) your child's head. 1  Seat your child in a brightly lit room. 2  Part the hair. 3  Look for crawling lice and for nits on your child's scalp a section at a time.  Live lice are hard to find.
Scientists have found that head lice either do not have a preference or prefer clean hair since they have an easier time laying their eggs and feeding in clean hair. What they also found is that head lice are more common in long hair. Interestingly enough, head lice infestations are also two to four times more common in girls that in boys â perhaps because of the long hair factor. Girls are also known to have more head-to-head-contact than boys.