| 000 -LEADER |
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| fixed length control field |
00462nam a2200097Ia 4500 |
| 008 - FIXED-LENGTH DATA ELEMENTS--GENERAL INFORMATION |
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| fixed length control field |
170517s9999 xx 000 0 und d |
| 245 ## - TITLE STATEMENT |
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| Title |
Extinctions |
| 300 ## - PHYSICAL DESCRIPTION |
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| Extent |
More than 90 percent of all organisms that have ever lived on Earth are extinct. As new species evolve to fit ever changing ecological niches, older species fade away. But the rate of extinction is far from constant. At... |
| 650 ## - SUBJECT ADDED ENTRY--TOPICAL TERM |
|---|
| General subdivision |
Science. |
| 856 ## - ELECTRONIC LOCATION AND ACCESS |
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| Uniform Resource Identifier |
http://topdocumentaryfilms.com/extinctions/ |