The dinosaurs existed as they evolved best to fit the ecological niches of the day.
Album of Dinosaurs was created in 1972.
Dinosaurs for Hire was created in 1993.
Liaoning Dinosaurs was created in 1995.
In the Presence of Dinosaurs was created in 2000.
Last Dinosaurs was created in 2007.
Chased by Dinosaurs was created in 2002.
When Dinosaurs Ruled the Earth was created in 1970.
In the Time of Dinosaurs was created in 1998-06.
Extreme Dinosaurs was created on 1997-09-01.
When Dinosaurs Roamed America was created in 2001.
Valley of the Dinosaurs was created on 1974-09-07.
Anarchy in the Age of Dinosaurs was created in 2003.