Websites
Search your topic on the Internet, but remember that you will need to carefully evaluate the sites and information on those sites for appropriateness. Government agencies are good sources of data and reports, found on the Internet, that can be incorporated into your research project; remember, they are not peer-reviewed sources though.
Limit your search of the Internet using the Google search engine to a specific domain such as .gov or .edu. Here are some examples showing you how to do this:
trees AND california AND site:gov
trees AND california AND site:edu
birds AND california AND site:gov
birds AND california AND site:edu
Here are a few examples of websites that might provide information appropriate for your research: