pika: References & Edit History
Article Contributors
Primary Contributors
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Andrew T. Smith
Professor of Biology, Arizona State University, U.S. Chairman, Lagomorph Specialist Group, International Union for Conservation of Nature and Natural Resources (IUCN).
Other Encyclopedia Britannica Contributors
Article History
| Type | Description | Contributor | Date |
|---|---|---|---|
| Invalidated site: National Center for Biotechnology Information - PubMed Central - Return of the pika: American pikas re‐occupy long‐extirpated, warm locations. | Oct 02, 2026 | ||
| Add new Web site: National Center for Biotechnology Information - PubMed Central - Return of the pika: American pikas re‐occupy long‐extirpated, warm locations. | Sep 04, 2026 | ||
| Add new Web site: Live Science - Photos of the Pika, North America's Cutest Mammal. | May 03, 2025 | ||
| Add new Web site: PNAS - Ochotona princeps (pika) myoglobin: An appraisal of lagomorph phylogeny (PDF). | Mar 06, 2025 | ||
| Add new Web site: Alaska Department of Fish and Game - Pikas (PDF). | Jan 23, 2025 | ||
| Removed video. | Dec 16, 2024 | ||
| Add new Web site: National Center for Biotechnology Information - PubMed Central - Return of the pika: American pikas re‐occupy long‐extirpated, warm locations. | Dec 06, 2024 | ||
| Add new Web site: Oregon Encyclopedia - Pika. | Apr 29, 2024 | ||
| Add new Web site: Denali Education Center - Pika. | Jan 12, 2024 | ||
| Add new Web site: Denali Education Center - Pika. | Nov 24, 2023 | ||
| Add new Web site: The National Wildlife Federation - American Pika. | Jul 14, 2023 | ||
| Add new Web site: A-Z Animals - Pika. | Apr 21, 2023 | ||
| Add new Web site: Animal Diversity Web - Pika. | Mar 10, 2023 | ||
| Added video. | Mar 19, 2015 | ||
| Photo of a pika (Ochotona) sitting on rocks added. | Feb 06, 2015 | ||
| Added new Web site: How Stuff Works - Animals - Cony (Hyrax). | May 28, 2008 | ||
| Added new Web site: How Stuff Works - Animals - Pika. | May 28, 2008 | ||
| Added new Web site: Alaska Department of Fish and Game - Pika. | Apr 16, 2008 | ||
| Added new Web site: World Wildlife Fund - Pikas. | Apr 16, 2008 | ||
| Added new Web site: World Wildlife Fund - Pika. | Apr 15, 2008 | ||
| Added new Web site: The Canadian Encyclopedia - Pika. | Apr 15, 2008 | ||
| Added new Web site: Enchanted Learning - Pika. | Mar 13, 2008 | ||
| Article revised. | Jul 16, 2004 | ||
| Article added to new online database. | May 04, 1999 |
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Article History
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