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Q: What has happened to the majority of species whose fossils are found in rock?
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What rocks are majority of the fossils found in?

sediment rocks


Do all rocks form fossils?

No, fossils are actually very difficult to find. The majority of fossils found are marine invertebrates. They are usually found in sedimentary rock. However, there is plenty of sedimentary rock that contains no fossils at all.


Where are most fossils found-?

Fossils can be found all over the world, usually in sedimentary rock, which comprises the bedrock of the majority of the planet. Limestone and shale are particularly good fossil medium.


Can fish have fossils?

Yes, hundreds of species of fish can be found in the fossil record.


Is there dinosaur fossils in South America?

There were many dinosaur fossils found in South America. Certain species of dinosaur can only be found in South America such as Argentinasaurus and Giganotosaurus


How can fossils help show that continental drift happened?

It can help show that continental drift happened, if you find the same fossils on different continents. This would mean that the continents had to be close together if the fossils are found on land.


How do fossils support the theory of pangaea?

Similar species of fossil can be found on separate, but adjacent, continents


What did Charles Darwin learn from the fossils of a giant armadillo that he found in Argentina?

Modern animals may be related to fossilized organisms.


When digging in rock where can the oldest fossils be found?

the oldest fossils can be found the deepest in the ground. in other words, the deeper the fossil, the older it is (unless something has happened to the ground, such as an earthquake etc.)


How many spinosaurs are there?

The type species of Spinosaurus is Spinosaurus aegypticus, and it is known from fossils found in Egypt. The other possible species is Spinosaurus maroccanus, and it is known from teeth found in Morocco.


Why do scientists look to sedimentary rocks when studying the history of the Earth?

The vast majority of fossils are found in sedimentary rock.


Where was the Amargasaurus fossils been found?

Amargasaurus fossils have been found in Patagonia, Argentina. This dinosaur species lived during the Early Cretaceous period, approximately 130 million years ago.