For all the Big Bird lovers and all the scientists here, a talk coming out of a zoologist's dissertation research: "What, if Anything, Is Big Bird?"
https://www.pechakucha.com/presentations/what-if-anything-is-big-bird

Ghosts of species past: shedding new light on the demise of NZ’s #moa can help other flightless birds https://theconversation.com/ghosts-of-species-past-shedding-new-light-on-the-demise-of-nzs-moa-can-help-other-flightless-birds-228362

Ecological dynamics of moa extinctions reveal convergent refugia that today harbour flightless #birds https://www.nature.com/articles/s41559-024-02449-x

Scientists reconstructed patterns of extinction for 6 moa species... all collapsed and converged on the cold, isolated mountains... These happen to be the same sites where the last of #NewZealand’s #FlightlessBirds can be found today.