Fossil Evidence of Ancient Habitats

You take a trip to the local quarry. You walk all the way to the very bottom. At the bottom of the quarry you find the fossils shown in the image above. What kind of habitat do you think was in this location when these animals were alive?

• Grassland

• River

• Ocean

• Desert

Why did you choose this answer? What evidence do the fossils give you to support your claim?

(a)  

Kayla went swimming so she could see sharks and sea turtles. When she started swimming, she saw many tree trunks on the ocean floor. What kind of habitat do you think was in this location a long time ago?

• Forest

• Grassland

• Ocean

• Desert

What is something that is evidence that this habitat has changed?

(a)  

Your friend Martha just found a crab shell on the ground. She thinks it might be a fossil. Why might she think this is evidence that the town used to be an ocean?

• Because crab shells are only found in oceans.

• Because fossils are always found in towns.

• Because crab shells are made of rock.

• Because crab shells are very old.

What additional evidence could support Martha's claim that the area used to be an ocean?

• Finding more crab shells.

• Discovering fish fossils.

• Seeing a lot of sand.

• Finding a river nearby.