Cats have a highly developed sense of smell, and they use it to gather information about their environment and the people and animals around them. One way they do this is by sniffing and rubbing their face against things, such as your hair.
When a cat smells your hair, it is likely gathering information about your scent. Cats have scent glands in various parts of their body, including their face and paws, and they use these glands to mark their territory and communicate with other cats. By rubbing their face against you, your cat may be marking you with its scent, claiming you as its own.
Additionally, cats have a special organ in the roof of their mouth called the Jacobsen’s organ, which is responsible for analyzing and interpreting smells. This organ is much more sensitive than the typical olfactory receptors in the nose and thus helps cats detect and identify smells more accurately. By smelling your hair, your cat may be picking up on different scents, such as the shampoo you used or the food you ate, and processing that information through its Jacobsen’s organ.
Cats also use scent as a way to bond with their owners. By smelling your hair, your cat may be strengthening its bond with you and feeling more comfortable and secure in its environment.
In addition to all of this, Cats also have a behavior called “Allorubbing” which is the act of rubbing their head, cheeks and chin against another animal or object. It is believed that this behavior is a way for cats to transfer their scent and mark their territory, but it’s also thought that it’s a way for cats to show affection and to establish social bonds with other animals. So your cat rubbing its head against your hair may also be a way of showing affection.
Conclusion
In conclusion, cats have a highly developed sense of smell and use it to gather information about their environment and the people and animals around them. When a cat smells your hair, it may be gathering information about your scent, marking you as its own, bonding with you, or showing affection.