: References & Edit History
Article Contributors
Primary Contributors
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Manjishtha Bhattacharyya
Manjishtha Bhattacharyya is an editor at Encyclopaedia Britannica. She holds a PhD in zoology from Vidyasagar University, West Bengal, and has more than seven years of experience in science communication and research publishing.
Other Encyclopedia Britannica Contributors
Article History
| Type | Description | Contributor | Date |
|---|---|---|---|
| Article title updated for style. | Nov 08, 2026 | ||
| Fixed typographical error and cross-referencing. | Jul 18, 2026 | ||
| New article added. | Jul 17, 2026 |
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