Très weird. Definitely a story to follow. They’ve observed such in other fowl, but never in condors.
As long as the article is paywalled, here is the study apparently instead:
This is fascinating. Thank you for sharing.
Yes, thank you silenus and What_Exit. I just started reading the OUP article and already I have a new word for my vocabulary: parthenote . An alternate to ‘the H stands for haploid’.