Evolution and bird

Essay specific features

 

Issue:

Miscellaneous

 

Written by:

Jan V

 

Date added:

January 17, 2017

 

Level:

College

 

Grade:

A

 

No of pages / words:

1 / 256

 

Was viewed:

4153 times

 

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Essay content:

Instead, they twist open the lower surface, applying a force of only 6 kgf and taking 7 seconds to reach the seeds inside; but only one or two of the seeds can be obtained in this way and it takes an average of 15 seconds to extract them. Smaller finches are probably more efficient with smaller types of food, but this is more difficult to show...
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Both large and small finches on the Galapagos do in fact eat small seeds, though there is an indirect reason (as we shall see) to believe that smaller finches do so more efficiently. In 1977, arid came to Galapagos, seed in small size sharply decrease. It makes the birds change their food to another kind of big seed...
displayed 300 characters

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