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AccessScience is an authoritative and dynamic online resource that contains incisively written, high-quality reference material covering all major scientific disciplines. An award-winning gateway to scientific knowledge, it offers links to primary research material, videos and exclusive animations, plus specially designed curriculum maps for teachers.
The Birds of the World is a comprehensive reference collaboration by the American Ornithologists' Union, the Cornell Lab of Ornithology, and the Academy of Natural Science. This reference covers the life histories of 10,824 bird species and including illustrations, audio clips, and videos.
NSDL is the National Science Foundation's online library of resources and collections for science, technology, engineering, and mathematics education and research.
This encyclopedia covers the main concepts in evolutionary biology, including Darwin, natural selection, human origins, behavior ecology, diversity, mathematical models, and cell & developmental biology.
ELS is a comprehensive encyclopedia of all subjects in the life sciences. Each article is written by experts in the discipline of the biological subject.
Information on evolution, habitat, behavior, and geographic distribution for more than 4,000 species of birds, fish, invertebrates, mammals, and reptiles. Includes more than 11,000 images, videos, illustrations, and maps.
The International Plant Names Index (IPNI) is a database of the names and associated basic bibliographical details of seed plants, ferns and lycophytes.
This website, created and maintained by the National Library of Medicine, provides information on over 600 health related topics, including medicinal plants and veterinary medicine.
OneZoom Tree of Life is committed to heightening awareness about the diversity of life on earth, its evolutionary history and the threats of extinction. OneZoom allows you to explore the tree of life in a completely new way: it's like a map, everything is on one page, all you have to do is zoom in and out. OneZoom also provides free, open source, data visualization tools for science and education, currently focusing on the tree of life.
Opposing Viewpoints in Context is a dynamic online library of current event topics—the facts, as well as the arguments, of each topic’s proponents and detractors.
This Origin of Man and Evolution set of documents contain the only official and authorized statements of the Church of Jesus Christ of Latter-day Saints concerning man's origin and how it relates to concepts of evolution taught in BYU courses.
Science.gov searches over 45 databases and over 2000 selected websites from 14 federal agencies, offering 200 million pages of authoritative U.S. government science information including research and development results.
Up-to-date and easy to follow protocols on research methods in genetics, bioinformatics, computational biology, immunology, and other laboratory biological sciences.
Provides practice tests and study materials for graduate school entrance exams. Includes information on building resumes, applying for scholarships, career choices, and over 4,000 accredited colleges and universities.
AccessScience
Birds of the World
National Science Digital Library