Title: Biodiversity Glossary of Terms Provider: World Resources Institute Subject Heading/s: Biological diversity. LC Class: QH541 Reference Category: Dictionaries Description: An interactive dictionary of terms for biology, conservation, and ecology.

Title: Foundations of Classical Genetics Provider: Electronic Scholarly Publishing Subject Heading/s: Genetics--History. LC Class: QH426 Reference Category: Catalogs Description: A sizeable collection of books, articles, and essays dating back as far as Aristotle. Documents are in pdf.

Title: Genetics in Context Provider: Electronic Scholarly Publishing Subject Heading/s: Genetics. LC Class: QH426 Reference Category: Chronologies Description: Genetics in Context: A Comparative Timeline is an interactive encyclopedic time chart from Electronic Scholarly Publishing links both to documents related to genetics and to history in general.

Title: Glossary of Genetic Terms Provider: U.S. National Human Genome Research Institute Subject Heading/s: Genetics. LC Class: QH426 Reference Category: Dictionaries Description: An interactive glossary from the National Human Genome Research Institute, a division of the National Institute for Health.

Title: Highwire Press Index Provider: Highwire Press Subject Heading/s: Biology--Periodicals. LC Class: QH301 Reference Category: Indexes Description: " [Over 12 million] articles in over 4,500 Medline journals, [over 450,000] free full text articles from 341 HighWire-based journals. Stanford University's HighWire Press is offering full text from 86 scientific publications, mostly in the biological sciences, that use Stanford as a host site; indexing for many more.

Title: [Invasive] Species Profiles Provider: U.S. National Biological Information Infrastructure Subject Heading/s: Biological invasions; Invasive plants; Nonindigenous pests--United States. LC Class: QH353 Reference Category: Bibliographies Description: " . . . general information about species commonly known as invasive. This is not a list of all invasive species, nor does it have any regulatory implications. These profiles are an educational informational tool." Categories are Terrestrial Plants, Terrestrial Animals, Aquatic & Wetlands Plants, Aquatic & Wetlands Animals, and Microbes.

Title: Kimball's Biology Pages Provider: Kimball's Biology Pages Subject Heading/s: Biology. LC Class: QH301 Reference Category: Encyclopedias Description: An interactive encyclopedia of biology by retired biology professor, John W. Kimball. Illustrated articles are searchable by topic or through its Table of contents.

Title: NatureServe Explorer Provider: NatureServe Subject Heading/s: Life sciences--Encyclopedias; Biology--Encyclopedias LC Class: QH302.5 Reference Category: Encyclopedias Description: An "Online Encyclopedia of Life" that provides "information on more than 65,000 plants, animals, and ecosystems of the United States and Canada." Added 7/13/06

Title: [U.S.] Species Information Provider: U.S. Fish & Wildlife Service Subject Heading/s: Endangered species--United States; Wildlife conservation--United States. LC Class: QH75 Reference Category: Handbooks Description: Information on species included in and candidates for the Federal list of endangered and threatened wildlife and plants.