Crabs or pubic lice, contrary to common belief, are not caused by only poor personal hygiene. They may be transmitted to a healthy and clean person through close contact with an infected person. The lice crawl from the hair of one person to the hair of another person.ubic lice have six legs front legs are very large and look like the pincher claws of a crab. Their second and third pairs of legs have claw like ends that helps them hold on to the coarse hairs tightly.
Prior studies using home movies have shown that signs of autism can be detected between 8-12 months. A study looking at head circumference found statistical differences prior to 12 months. And one study looking at movements found differences between 4-6 months.etrospective studies, largely involving review of home movies, have suggested that autism can be diagnosed as early as 6-12 months, suggesting that parental report is not an adequate screen because subtle signs are hard to detect without rigorous observation.
  Answer   An ultrasound may be able to detect multiple embryos as early as your third week of pregnancy; However, the ultrasound will be most reliable at detecting â¦ a multiple or twin pregnancy at around 6 to 8 weeks.9 people found this useful.aternal twins (Two (2)separate eggs that are both fertalized) can be seen on your first ultrasound, as early as 6 weeks or 4 week if your doctor orders a vaginal ultrasound.