PALEONTOLOGY

BIOLOGY

BIRDS and their DINOSAUR RELATIVES

Emu (Dromaius novaehollandiae) egg and embryo (3D recon) (3D recon, top view)

Oldest-known dinosaur (Herrerasaurus ischigualastensis) (3D recon) (photo)

Triassic theropod dinosaur (Eoraptor lunensis) (3D recon) (3D recon, snout view)

Early Jurassic theropod dinosaur (Syntarsus kayentakatae) (3D recon)

Crested Screamer (Chauna chavaria)top view cutaway (3D recon)

Crested Screamer (Chauna chavaria) and Pterosaur (Rhamphorhynchus) (3D recon)

Comparison of Screamer and Pterosaur rear view cutaway (3D recon)

Comparison of Screamer and Pterosaur side view cutaway (3D recon)

Comparison of Screamer and Pterosaur top view cutaway (3D recon)