Theories of the extraordinary evolutionary link between Archaeopteryx and modern birds date back 140 years
Dinosaur directory: Archaeopteryx
By the Late Cretaceous epoch, 70m years after Archaeopteryx, true birds had evolved
Archaeopteryx in London
Use of modern CT technology has shown that Archaeopteryx's brain was built like a modern bird's brain
August 2004
Inside a prehistoric bird brain
Birdbrain helped dino soar
October 2002
Searching for the missing link
Birds? Reptiles? Fakes? Archaeopteryx fossils have been generating controversy since 1861. Paul Chambers investigates a very strange creature in Bones of Contention