# Queen naked mole rat's urine suppresses reproduction in subordinates

Researchers have discovered that the queen naked mole rat uses a distinctive chemical in her urine to suppress the reproductive systems of other females in the colony. This scent-based mechanism maintains the social hierarchy and prevents rivals from breeding. The finding sheds light on how social dominance is enforced in these highly structured animal societies.

**Importance:** 3/5

## Sources

### Science
- [New Scientist](https://www.newscientist.com/article/2579526-queens-powerful-smell-suppresses-rivals-in-naked-mole-rat-colonies/?utm_campaign=RSS|NSNS&utm_content=home&utm_medium=RSS&utm_source=NSNS) — Wed, 15 Jul 2026 15:00:00 +0000
- [Nature](https://www.nature.com/articles/d41586-026-02168-2) — 2026-07-15