Researchers in Pennsylvania have discovered a bird that is totally male on one half of its body and female on the other.
https://www.sciencenews.org/article/bird-male-female-grosbeak-gynandromorph
Researchers in Pennsylvania have discovered a bird that is totally male on one half of its body and female on the other.
https://www.sciencenews.org/article/bird-male-female-grosbeak-gynandromorph