> ## Content Index
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# A Father Fish Starves to Protect His Young
- URL: https://www.cascadepbs.org/show/nature/extras/why-this-fish-dad-fasts-for-a-month/
- Published: 2026-02-06T22:00:41.000Z
- Updated: 2026-02-17T16:30:12.000Z
- Description: This fish dad doesn’t eat for a month to protect his young.
- Author: Cascade PBS Staff
- Tags: Nature, #ZZZ_Show_1b3b1a16-4d15-417c-9287-bc59a89e1201, #geo-us, #v1.7, #ZZZ_Extra_04f16dfd-de07-47e3-b9cf-c9d5577e38dc, #extra

To protect his young, this Banggai cardinal fish dad carries their eggs in his mouth — fasting for nearly a month. Surrounded by predators, his sacrifice gives his offspring the best possible start in life.