Category: Fur and animals
2 articles in this category.
- Goosebumps — The little bumps that rise on your skin in the cold or during a stirring song are tiny muscles trying to fluff up fur you no longer have. In humans they are a charming evolutionary leftover; in furrier animals they still do a real job.
- Whiskers (vibrissae) — Whiskers are not just fancy hairs — they are precision sensory instruments. Stiff, deeply wired, and arranged with surprising mathematical care, vibrissae let animals feel the shape of the world in the dark.