Cat Specific
Their "Digital Cat Library" has thousands of articles related to cat conservation. You can search the database for free but in typical academic fashion you will have to pay to get access to the full articles.
Carnivore Specific
Research information compiled by "bots" (computer scripts). Occasionally off, but still useful.
General
You can search for research and science articles on the following sites. For those that sell PDFs, due to the cost you'll almost certainly be better off to visit a science library and make your own photocopy.
Proceedings of the National Acadamy of Sciences (PNAS) - Full Text
Wiley InterScience - Abstracts Only
IngentaConnect - Abstracts Only
Google Scholar - Multiple Sources
