Sex Reversal Is More Common in Birds Than Previously Thought, Suggests Study of Australian Species shared by See Birds

@SeeBirds · Aug 17, 2025

Sex in birds? Apparently it's more complicated than expected.

Sex Reversal Is More Common in Birds Than Previously Thought, Suggests Study of Australian Species

Researchers find that about 5 percent of birds studied have a mismatch between genetic and physical sex—including one male bird that seems to have laid an egg

smithsonianmag.com

Sex Reversal Is More Common in Birds Than Previously Thought, Suggests Study of Australian Species - shared by See Birds - Seabird