Dinosaurs.
animals life ish
They are called index fossils.
It was almost an entire world of nothing but ocean. there were many strange organisms that lived in the water.
During the Jurassic, all of the modern continents existed; Europe, Asia, Africa, North and South America, Australia, and Antarctica. Organisms lived on all of these continents.
"one celled organisms" Edit: No; by the Cambrian, life on earth had progressed to include many multi-cellular organisms such as echinoderms, trilobites, sponges and small molluscs.
Triceratops lived in the late cretaceous period.
Lived in the Late Jurassic Period about 150 million years ago
they have lived for up to millions of years
it makes us understand about the endangered or extinct organisms.They are arranged in various categorieslike the population of organisms etc.It gives us information about the organism which had lived in the olden period and the names of organisms which are new to us.
it makes us understand about the endangered or extinct organisms.They are arranged in various categorieslike the population of organisms etc.It gives us information about the organism which had lived in the olden period and the names of organisms which are new to us.
they lived in the cretaceous period