Linked from
The 18 pages that link to Hair, each with the reason it gives.
MammalRelated: Hair is a hallmark mammalian trait, even in species with sparse or modified coats.
FeatherCompared with: Hair is another keratinous covering, but it lacks a feather’s branched vane.
Sebaceous glandRelated: Sebum commonly coats hair as it travels up the follicle.
KeratinizationBroader topic: Hair forms through specialized keratinization within the follicle.
Rhinoceros hornRelated: Rhinoceros horn resembles densely packed hair filaments rather than bone.
ShampooNarrower topic: Shampoo cleans the hair fiber as well as the skin from which it grows.
BarberNarrower topic: Hair’s structure and growth determine how it can be cut and styled.
FurNarrower topic: Fur is a dense coat of mammalian hair, rather than an individual filament.
PonytailNarrower topic: The ponytail is formed from lengths of hair drawn together.
Human skinRelated: It is an appendage of skin that contributes to protection and sensation.
Integumentary systemBroader topic: Hair is a skin derivative, not a separate organ system.
HairbrushRelated: Hair’s length, texture, and condition affect how a brush moves through it.