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* 1. Early mammal relatives are sometimes called “mammal-like reptiles” even though mammals were never actually reptiles. What more accurate choice below is used to describe these creatures?

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* 2. Tiktaalik is a famous fossil that represents an early stage
in evolution when the first fish-like animals developed limbs and walked on land, however, there is still the question of how it ate. Fish use suction to trap prey under water, while tetrapods bite in order to capture prey on land. A recent study indicates that Tiktaalik ate using which method?

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* 3. According to the fossil evidence, when did turtle shells evolve?

*Note that while a Permian creature called Eunotosaurus is a possible turtle relative with expanded ribs, it does not have a proper shell like a turtle.

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* 4. In 2018 Yale paleontologist Jasmina Wiemann was the lead author on a paper that proposed that the colors of modern bird eggs did not evolve independently in many different bird species as was once thought. Instead, the researchers found evidence that these colors evolved from which one of the following groups of animals?

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* 5. Which one of the following groups of marine reptiles survived the K-Pg extinction event that killed off the dinosaurs?

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* 6. Hallucigenia was a peculiar little invertebrate from what geological period?

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* 7. Mammals and reptiles evolved from land-dwelling ancestors. But many groups of each have secondarily returned to the sea. To adapt to life in the water, these secondarily aquatic groups tended to develop specialized features. Which one of the following features is not an adaption for living in the sea?

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* 8. What is the scientific name for fossilized poop?

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* 9. With a wingspan of up to 70 cm Meganeura was a top predator during the Carboniferous Period. What modern creature did Meganeura resemble?

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* 10. President Thomas Jefferson told which one of the following explorers to keep an eye out for living Mammoths and Mastodons during his famous exploration of the American West for the U.S government?

0 of 10 answered
 

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