Journals, monographs, theses, patents, software, audio-visual materials, and technical reports; all aspects of agriculture and allied disciplines, from National Agricultural Library. Dates of Coverage: 1970 - Present
The most comprehensive index for biomedical literature, plus dozens of specialized databases for genomics, proteins, nucleotides, etc., and the National Library of Medicine catalog. Dates of Coverage: 1950-present
database information system about all birds of the world, containing over 27 million records about 10,000 species and 22,000 subspecies of birds, including distribution information for 20,000 regions, taxonomy, synonyms in several languages and more.
one of the largest collections of recorded animal sounds in the world. Founded by the late Dr. Donald Borror, Professor of Entomology and Zoology at The Ohio State University, the collection contains more than 30,000 recordings of over 1000 species of animals.
Beginning in 1886, when Elizabeth Britton of The New York Botanical Garden was editor, the Index has provided bibliographic data both on books and articles in periodicals. In 1999, the Index went to an entirely electronic format.
links over 1.33M scientific names with over 4.87M specimens and over 685K digital images. The data includes over 150K references from over 52.6K publications offered as a free service to the world’s scientific community.