Seriema at the deepest branch of Australaves could be considered to belong to a raptorial taxon because they kill vertebrate prey (94) and are the sole living relatives of the extinct giant «terror birds,» apex predators during the Paleogene (95, 96).
The remaining half could be even more important: How did an apexpredator, a direct competitor for resources during our hunter - gatherer days, become our best friend?