No, termites and some beetles do. Ants are bent.

a hair dryer does not dye hair

The noun 'hair' is a mass noun when referring the the substance 'hair', for example: a head of hair, a hair cut, such beautiful hair.

The noun 'hair' is a count noun when referring to individual hairs, for example: I found a grey hair. Well, maybe a few grey hairs. Or, You have some cat hairs on your coat.

if your hair is black and the dad's hair is black the baby's hair may be black but it depends because of the recessive gene of

*your mom's hair

*your dad's hair

*his mom's hair

*his dad's hair