A crest is any of various anatomical features appearing as a raised point or ridge, most prominently those on the head or back of an animal.
- A part of a bone:
- A feature on various animals:
- Crest (feathers)
- Display feature or thermoregulatory feature in various reptiles
- Sail (anatomy), also known as crest in some animals
- The point of a horse's neck where the mane grows from
- Neural crest, a temporary group of cells unique to vertebrates that arise from the embryonic ectoderm cell layer