Anatomy

Beak

In some animals, the jaws together with their horny covering. The beak usually refers to the bill of birds in which the whole varies greatly in form according of the food and habits of the bird. While the beak refers most commonly to birds, the anatomical counterpart is found also in the turtle, squid, and octopus. (From Webster, 3d ed & Storer, et al., General Zoology, 6th ed, p491, 755)

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

In some animals, the jaws together with their horny covering. The beak usually refers to the bill of birds in which the whole varies greatly in form according of the food and habits of the bird. While the beak refers most commonly to birds, the anatomical counterpart is found also in the turtle, squid, and octopus. (From Webster, 3d ed & Storer, et al., General Zoology, 6th ed, p491, 755)

MeSH Record

Classification

Broader headings

Related Concepts

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MeSH Record

Synonyms

5 entry terms
  • Beaks
  • Bill, Avian
  • Avian Bill
  • Avian Bills
  • Bills, Avian

MeSH Record

Aspects Covered

24 allowable subheadings

Indexed with the subheadings abnormalities, anatomy & histology, blood supply, chemistry, cytology, diagnostic imaging, drug effects, embryology, enzymology, growth & development, immunology, injuries, innervation, metabolism, microbiology, parasitology, pathology, physiology, physiopathology, radiation effects, surgery, transplantation, ultrastructure, virology.

MeSH Record

Indexing Annotation

not restricted to birds

MeSH Record

History Note

68

MeSH Record

Previous Indexing

  • Birds (1966-1967)

MeSH Hierarchy

Tree Number

  1. A13.114w

AMA Style

References

  1. National Library of Medicine. Beak. Medical Subject Headings (MeSH). 2026. Unique ID D001502. http://id.nlm.nih.gov/mesh/2026/D001502
  2. Beak. In: Wikipedia. https://en.wikipedia.org/wiki/Beak
  3. Beak. In: Wikidata. https://www.wikidata.org/wiki/Q31528