Phorusrhacidae - Wikipedia
Meat-eating terror birds could grow up to 12 feet tall
The evolution and ecology of gigantism in terror birds (Aves ...
The evolution and ecology of gigantism in terror birds (Aves ...
Systematic revision of the Phorusrhacidae (Aves: Ralliformes)
A gigantic new terror bird (Cariamiformes, Phorusrhacidae) from …
Systematic revision of the Phorusrhacidae (Aves: Ralliformes)
“Terror Birds” (Phorusrhacidae) from the Eocene of Europe Imply …
Flexibility along the Neck of the Neogene Terror Bird - PLOS
Terror Birds of the Phorusrhacidae - Prehistoric-Wildlife