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Close up of 'living fossils'
Although nearly every animal evolved to adapt to a new environment, some animals remained virtually unchanged from the infancy of evolutionary history.
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Although nearly every animal evolved to adapt to a new environment, some animals remained virtually unchanged from the infancy of evolutionary history.
American biologists on April 17 said they have successfully deciphered the ancient finfish-origin DNA through living fossils of the fish.
Some animals appeared on Earth hundreds of millions of years ago, overcoming extinction events to survive today.
This is not the first time that finfish scoff at science. During the 19th century, this 2m long fish and 100kg weight were classified as extinct species.
A 100 million-year-old fossil fish fossil was discovered in Texas. This is a new species of coelacanth.