OMIM, Online Mendelian Inheritance in Man
This database is a catalog of human genes and genetic disorders
The Tree of Life
A distributed Internet project containing information about phylogeny and biodiversity.
Encyclopedia of Life
This site is designed to make available what we know about the distribution, biogeography, biodiversity, and identification of Odonata (dragonflies and damselflies) world-wide.
Science.gov is a gateway to authoritative selected science information provided by U.S. Government agencies, including research and development results.