| Name | Description |
| Animal Diversity Web | Includes information, pictures, sound bites |
| Animal Info - Information on Rare, Threatened and Endangered Mammals | Brief descriptions of these animals, includes pictures, links to related sites. |
| ARKive | Online collection of digital images, video & sound clips of endangered animal/plant species worldwide. |
| Biology Browser | Produced by BIOSIS, site retrieves reputable life science sources. |
Citation Styles-Online! A Reference Guide to Using Internet Sources
| Examples of how to cite from APA, MLA, CSE and Chicago style manuals. |
| EarthTrends: the environmental information portal | Provides data on environmental topics, both globally and country-specific. |
| Invasive Species.gov | National Agricultural Library's resource rich site, focusing on plant and animal alien species that threaten native plants and animals. |
| Iowa State Entomology Index | Directory/search engine of insect-related resources |
| National Environmental Publications Information System | Over 7000 EPA publications in a searchable database |
| National Library for the Environment | Searches many useful resources |
| Science.gov | Gateway to science information provided by U.S. Government agencies, including research and development results. |
| World's Beekeeping Directory | Contains many links on all aspects of the beekeeping industry, for beginners to experts. |