Scientists and tourists alike have been amazed by the massive sea lion hanging out on a San Francisco pier. The species can grow nearly twice the size of California sea lions. "Chonkers," a Steller ...

Stellar sea lions like Chonkers are about 10 times bigger than the California sea lions usually seen at Pier 39. By Laura Baisas Published Apr 28, 2026 9:50 AM EDT Add Popular Science (opens in a new ...

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Wildlife experts have been tracking the Steller sea lion since he appeared last month at a popular tourist spot near the end of Fisherman’s Wharf. By Livia Albeck-Ripka A very large sea lion is ...