Prehistoric Life
Prehistoric
Secrets in Stone
The Earliest Fossils
The Silurian Reef
Trilobites
Fish
The Coal Forests
Sea Reptiles
Flying Reptiles
The Teeming Seas
Hunting Dinosaurs
Biggest Dinosaurs
Two-Footed Plant Eaters
Plated and Armoured Dinosaurs
Horned Dinosaurs
The Mammal Age Dawns
Grassland Mammals
The Ice Age
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Ichthyosaur Backbones
The disc-shaped backbones (vertebrae) of Ichthyosaurs are often found in rocks from Jurassic times.
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Prehistoric Life
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Prehistoric
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Early Reptiles and Amphibians