yes, they bite anything with hair/fur. lice on the other hand bite only people.
they like to suck human blood from the (scalp) head. When they bite and suck the blood, you feel itchy.
No, head lice do not leave bite marks. They feed on blood from the scalp by piercing the skin with their mouthparts, but the bites are typically not noticeable or visible. Itching from an allergic reaction to their saliva is more common than visible bite marks.
I don't know if I'm just immune to lice, but I have dry scalp and my sister has lice, which I didn't get over the course of a month. Also, it seems logical. The dry scalp can prevent the lice to get to the scalp to such the blood.
Lice feed on human blood, not on food like insects. They use their mouthparts to bite the scalp and feed on blood several times a day.
Nits are the eggs of head lice and do not bite. They are firmly attached to the hair shaft close to the scalp and are not capable of moving on their own. Only adult head lice, not nits, are the ones that feed on blood by biting the scalp.
Mommy lice
it doesnt; it just itches. you see, your hairs have little tiny vaginas on them, and the lice are supahorny. they impregnate your hairs, making them have babies and then the babies need food, so they eat the scalp, making it itchy. so they only get itchey.
Sucking lice are a type of "lice" (or more correctly, louse). They are different from some other types in that they attach and suck blood from a single site whereas biting lice bite and get a blood meal quickly and then move on to bite at another spot.
Lice live off the hair, the skin and blood from your scalp
Yes, lice can cause itching on the scalp due to the bites and irritations they cause while feeding on blood from the scalp.
There really are no symbols that you have lice, but what you can do is look through your hair and if you find eggs then you probably have lice.