Psittacopedidae is an extinct family of birds related to passerines. It had zygodactyl feet, likely due to common ancestry with parrots, the closest living relatives of passerines.

References

  1. ^ Ksepka, Daniel T.; Grande, Lance; Mayr, Gerald (2019). "Oldest Finch-Beaked Birds Reveal Parallel Ecological Radiations in the Earliest Evolution of Passerines". Current Biology. 29 (4): 657–663. Bibcode:2019CBio...29E.657K. doi:10.1016/j.cub.2018.12.040. PMID 30744971.


Allikas: https://en.wikipedia.org/wiki/Psittacopedidae
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