Into the Jungle Essay

995 Words 4 Pages
Bio 102 B
Into the Jungle
Ch.7 Miss Latimer’s Discovery
In the Chapter 7 of Into the Jungle by Sean B. Carroll, the author explored the discovery of a fish thought to have been extinct for millions of years, which was discovered by pure happenstance. Miss Marjorie Courtenay-Latimer discovered a “living fossil”, the sea - coelacanth fish, which was from a species hundreds of millions of years old. The fish was discovered based on instinct and feeling of Miss. Latimer, and it was interesting how such an important discovery could come from just an inclination. The discovery of the sea-coelacanth fish led to decades of searching for more information about these fascinating fish. The passion and devotion of the individuals
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The passion that Dr. Smith had for fish was intriguing, it is important to have people passionate about specialized areas to keep important discoveries such as this fish to be brought into the world.
In the study of evolution it is found that all species are connected to ancestors from whom they have evolved. Usually these descendants are long deceased, as evolution continues through time. It was interesting in the case of the sea-coelacanth, that this fish, which was thought to be an ancient ancestor of four legged vertebrate such as humans, was still around and able to be examined in modern day. This is where the term “living fossil” originates, it is not that it is an actual living fossil, but it is a very close example to how an ancestral fish from millions of years ago appeared. It was intriguing to read how the coelacanth swam so differently from the way fish are known to swim. The coelacanth fish swim by moving their fins by alternating them left front, right back and right front, left back in the same way which four legged animals walk the earth. It’s fascinating to think of a fish moving so similar to four legged animals and even more so, moving closely to the way humans move.
Toward the end of the chapter the discovery by Mark and Arnaz Erdmann of the Indonesian coelacanth was fascinating because it seemed that it should be

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