An Interview with Jennifer Clack

What period is considered to be the Age of Fishes?

• Devonian
• Paleozioc
• Mesozoic
• Mississippian

A vertebrate animal with four limbs is called?

• biped
• tripod
• tetrapod
• vertebrate

What kind of scientist is Jennifer Clack?

• geologist
• biologist
• podiatrist
• paleontologist

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The longest known tetrapod is called?

• Acanthostega
• Lungfish
• Eusthenopteron
• Ichthyostega

In 1985, which specimen was Dr. Clack able to study because it was up for grabs?

• Acanthostega
• Lungfish
• Eusthenopteron
• Ichthyostega

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Devonian tetrapod fossils have only been found in Greenland.

• True
• False

Dr. Clack believes that the change in the skeleton of some tetrapods living in the water happened before the transition from water to land.

• True
• False

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What type of fossils were found in 2010 that could present a challenge to Dr. Clack's theory?

• body fossils
• trace fossils
• cast fossils
• petrified fossils

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All of the following are survival advantages of digits for an aquatic organism except?

• walking
• spreading the load of their weight on the substrate
• grasping vegetation
• station holding (without moving)

What has helped paleontologists collaborate more over the last several years?

• therapy
• professional development meetings
• communication technology
• Facebook