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Animal Fossils

Across
An important fossil because it can preserve soft or small parts that would normally decompose.
Changed and developed slowly over time
To change to fit a new environment.
Containing chemicals that dissolve metals.
On Ellesmere Island in Canada's Arctic, paleontologists discovered this fish fossil.
This is believed to be the link between feathered dinosaurs and modern birds.
Features that make something different from something else
Organisms that came before
A living animal or plant
A great variety.
These animals would grow six sets of teeth during their lifetime.
The fossil of this turtle showed that the animal was the size of a small car.
Down
3D models of mold fossils created by hardened minerals
Describing a species that no longer exists.
Describing something decayed or rotting away.
The blueprint information in each cell of a living thing.
Scientists who study fossils.
A meat-eating dinosaur that walked on two legs.
Preserved remains
Huge rivers of ice