Plants and Animals

Are Amphibians primitive?

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How do Amphibian relate to fish? How Amphibians relate to reptiles? ...

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When feet had seven toes. (Icthyostega - primitive amphibian)
Magazine article from: Science News ...the earliest known amphibians, crawled around on...Acanthostega, another primitive amphibian, reveal it had eight...England. These early amphibians lived at the end of...skeletons, these amphibians spent most of their...digited Devonian amphibian. Taken together...
You can take a fish out of water. (research on how fish evolved into amphibians)
Magazine article from: Science News ...million years ago, fish-like amphibians crawled out of the water and...paleontologists believe these amphibians evolved from some primitive fish that had developed the...fish spawned the earliest amphibians. Most theories have held...
Fossil Discovery Sets N. American Record; Amphibian 335 Million Years Old
Newspaper article from: The Washington Post ...North America, including amphibians never seen before, has been...quarry was a still-unnamed amphibian 335 million years old that...than 500 fossils of fish and amphibians have been dug out of the...like anthracosaurs. The new amphibians found in Iowa look like anthracosaurs...earlier and had ...
Ancient amphibians found in Iowa.
Magazine article from: Science News ...these fossils of early amphibians will help scientists trace...particular interest is an amphibian that was informally dubbed...animal combines advanced amphibian characteristics with features similar to those of the most primitive known tetrapods. Paleontologists...of fish spawned the first ...
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Magazine article from: Odyssey ...brain has evolved from earlier brains -- fish to amphibian to reptile to primitive mammal. Brain was built on earlier brain. Amphibian brain was erected on fish brain, reptilian brain on amphibian brain, and primitive mammalian brain on reptilian...
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