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Question
Horse fossils showed that the animal has changed over time. Some parts are the same as their ancestors. Some parts have changed a little bit. Little changes in the same species are called Micro-evolution.

What do scientists look for in fossils to understand why some animals may have changed?



(2 points)
Responses

Patterns in Fossils
Patterns in Fossils

Extra bones that ancestors did not use, but modern animals use.

1 answer

Similarities in bone structure
Size differences compared to ancestors