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: Sagittal crest Cnemial crest Iliac crest Frontal crest Infratemporal crest Anterior lacrimal crest Posterior lacrimal crest Buccinator crest 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