Updated daily. Contains bibliographic citations with some abstracts covering agriculture, animal husbandry, animal and human nutrition, forestry, plant pathology, plant science, human ecology, agricultural economics and rural sociology. Includes journal articles, books, state extension and experiment station publications and USDA documents.
Developed by the Dept.of Systematic Zoology, at the Smithsonian Museum of Natural History, this site contains the names of the 4,629 currently recognized species of mammals, in a taxonomic hierarchy that includes Order, Family, Subfamily, and Genus.
Mammalian Species is published regularly by the American Society of Mammalogists. Each account summarizes the current understanding of the biology of a single species, including systematics, distribution, fossil history, genetics, anatomy, physiology, behavior, ecology, and conservation. PDF files of the first 631 accounts are now available at this website.
Welcome to the Nature Documentaries webpage where we uncover the best nature documentaries available online for free viewing. We try to post videos from non-profit and educational resources such as PBS/ NOVA / Nature, BBC, TED, NASA, HHMI and individuals who capture compelling moments in nature.