dinosaur

Dinosaurs - Inroduction

So you want to know about dinosaurs?

Ok lets find out more but first …….

Q. Do you know where the word ‘dinosaur’ comes from?

A. The word ‘dinosaur’ is attributed to Sir Richard Owen a British anatomist who came up with the term while he was discovering fossils in the mid 19th century. The term means ‘terrible lizard’.

Q. What are fossils?

Cretaceous Period 143 - 65 Million Years ago

The Cretaceous period takes its name from the Latin creta for chalk, which was deposited towards the latter half of the period. It is the last period of the Mesozoic era where we know that the first seed bearing plants developed and the dinosaurs reached their peak before they became extinct towards the end of the Cretaceous.

Deinonichus - a carniverous dinosaur from the Cretaceous

During the early Cretaceous the climate was sub tropical with wet and dry seasons but by the end of the Cretaceous the world began to look much more like we know it today.

Jurassic Period 208 – 146 Million Years Ago

The Jurassic period was the middle period of the Mesozoic era. The name Jurassic comes from the Jura Mountains between France and Switzerland where the rocks formed during this period were first studied.

The world at this time showed that it was a more equable climate, forests of conifers and ferns began to develop, birds began to evolve from the dinosaurs and limestone and iron ore were deposited.

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