The Fossil Record

What does a curled up trilobite tell scientists?

All the following are evidence found that has helped prove whales could walk on land EXCEPT?

What type of climate/temperature does a tooth-edged leaf fossil indicate

What happens when one group of organisms become extinct that other organisms depend on?

The evidence scientists have found in fossils refers to

Fossils of identical organisms found on continents separated by oceans support the theory of

All of the following can cause a mass extinction EXCEPT

What evidence have scientists found that helps prove that a blowhole evolved from nostrils?

When a fossil is found with teeth marks, what does it tell scientists?

Growth rings on trees and shells indicate to scientists

Fossils existing during short time spans and are used to help age of rock layers are called

Info on past ecosystems and how they have changed can be found studying

We know Hippos and whales are relatives because they have all the following similarities EXCEPT

Oldest rock layers on the bottom and youngest on the top is explained in the

The development of the embryo inside of the mother refers to

The shape of fossilized leaves help scientists determine this about the areas?

All of the following are examples of comparative anatomy of a whale and human EXCEPT

Having similar body structures explains

The genetic make-up of organisms refers to

Fossils of individuals of the same species all found together indicate to scientists that

What do fossils of marine organisms found on mountain tops and in deserts tell scientists?

What have scientists learned from fossilized remains of dinosaur nests?

What type of climate/temperature does a smooth-edged leaf fossil indicate

All of the following are examples of evidence supporting embryology and development EXCEPT

Features shared by more than one species, such as wings of birds and dinosaurs, tell us they