Teratorns (from the Greek Τερατορνις Teratornis, 'monster bird') are an extinct group of very large birds of prey that lived in North and South America from the Miocene to Pleistocene epochs. They include some of the largest known flying birds.
Species taxanomy provided by GBIF Secretariat (2022). GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via GBIF.org on 2023-06-13; License: CC BY 4.0