Agriculture Network Information Center
   A reference service providing links to plant science websites.
   http://citnews.unl.edu/CYT_agnic/SiteForUser/

Avout.com - Biology
   Links to biological net resources indexed by discipline and educational level.
   http://biology.about.com/

BIOME
   A collection of gateways which provide access to evaluated, quality Internet resources in the health and life sciences, aimed at students, researchers, academics and practitioners, co-ordinated by the University of Nottingham Greenfield Medical Library.
   http://biome.ac.uk/

Bio Links
   Biozone's Bio Links contains over five hundred links covering such topics as biology, biotechnology, diseases, evolution, and microbiology.
   http://www.biozone.co.nz/links.html

Bio.sk Directory
   Comprehensive directory of biological related subjects. Includes search function and submission link.
   http://www.bio.sk/dir/

BioResearch
   Gateway for information on biological and biomedical sciences. Includes search function and survey.
   http://bioresearch.ac.uk/

BioTech Science Resources
   Directory of molecular biology, biochemistry, microbiology, medicine, ecology, and evolution. Maintained by Indiana University.
   http://biotech.icmb.utexas.edu/pages/scitools.html

Bioexplorer.net
   Features 20 sub categories of biological sciences sites. Includes options to add sites, and view the most popular.
   http://www.biolinks.net.ru

Biologist's Assistant
   Range of biology sites categorised into biochemistry, bioinformatics, ecology, and evolution groups.
   http://www.biocfarm.unibo.it/~bassist/

BiologyBrowser
   Gateway for organisms, topics, and geographical information. Includes search function, recent news, and contact details.
   http://www.biologybrowser.org/

Biomedical Portal
   A collection of links to biological and medical Internet resources - anatomy, physiology, pathology, and histology.
   http://www.compsoc.man.ac.uk/

Biopartnering.com
   Database of European and North American company and personal profiles in the biosciences area, allowing a proactive user to prepare for private meetings with potential partners before attending a conference. Includes example profiles and membership applic
   http://www.biopartnering.com/

Bioscience Arena
   Directory of biochemistry, food science, pharmacology, and molecular biology journals.
   http://www.biosciencearena.com/biosciencearena/home/home.htm

Biosciences Virtual Library Index
   Comprehensive catalog of bioscience links from Harvard University.
   http://mcb.harvard.edu/BioLinks.html

Faculty of 1000
   Database of published papers in biology, based on peer review.
   http://www.f1000biology.com/start.asp

Genamics
   Comprehensive resources for biology, including searchable software, journal, and genome databases.
   http://genamics.com

LabVelocity
   Locate scientific products, protocols, literature, and news.
   http://researchlink.labvelocity.com

National Biological Information Infrastructure
   Electronic gateway to biological data and information maintained by federal, state, and local government agencies, and private sector organizations.
   http://www.nbii.gov/index.html

Natural History Museums & Collections
   Collection of botanical gardens, arboretums, herbaria, zoos, and aquarium links from the University of Washington.
   http://www.lib.washington.edu/sla/natmus.html

Reactome - a knowledgebase of biological processes
   Curated database of biological processes in humans.
   http://www.reactome.org

TheLabRat.com
   A site designed for the life scientist (aka The Lab Rat). Sections dedicated to career, news, message boards, chat room, and protocols and reagents.
   http://www.thelabrat.com/

Top20Biology.com
   Online directory for biology education including algae, fungi, botany, zoology, insects and spiders, reptiles, birds, and amphibians.
   http://www.top20biology.com/