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Life sciences
Branches of science that study living and fossil organisms.
Subtopics:
Anatomy and physiology (6 items)
Aquatic biology (44 items)
Biochemistry (5 items)
Botany (24 items)
Cell biology (1 items)
Developmental biology (1 items)
Ecology (112 items)
Ecotoxicology (54 items)
Genetics (4 items)
Marine biology (15 items)
Microbiology (11 items)
Morphology (biological) (3 items)
Mycology (2 items)
Parasitology (3 items)
Pathology (18 items)
Systematics and taxonomy (16 items)
Zoology (94 items)
Related topics:
Results 51 - 60 of 343 listed by similarity [list alphabetically]
PDF Algal toxins [New Window]
Chapter of Field Manual of Wildlife Diseases on algal toxins, red tide toxins, phycotoxins, dinoflagellates, cyanobacterium, and bird mortality due to algal toxicosis.
Amphibian Research and Monitoring Initiative [New Window]
Homepage for the Dept. of the Interior's Initiative coordinated by the USGS, for amphibian (frogs, toads, salamanders and newts) monitoring, research, and conservation. Links to National Atlas for Amphibian Distribution, photos, and interactive map serve
Amphibian declines and deformities [New Window]
Amphibian population declines and deformities due to various causes including land use change, viruses, and fungi. Links to USGS press releases, answers to FAQs (HTML and PDF versions) and photos with downloadable files.
Amphibian malformation and decline [New Window]
Frog malformation studies at the USGS National Wildlife Health Center in Madison, Wisconsin to document scope and to determine the causes of the observed malformations.
Amphibians & reptiles of the southeastern United States and the U.S. Virgin Islands [New Window]
Links to information on species of frogs, toads, and salamanders located in the southeastern United States and the U.S. Virgin Islands, with information on appearance, habitats, calls, and status, plus photos, glossary, and provisional data.
PDF Amphibians of Olympic National Park [New Window]
Fact sheet (PDF format) on amphibians in Olympic National Park and overview of the habitat, the decline in populations, and rare amphibians in the Pacific Northwest including the giant salamander and tailed frog.
PDF Analyzing land use change in urban environments [New Window]
Describes the USGS Urban Dynamics Research Program that studies landscape changes resulting from the growth of metropolitan regions over time.
Animal feeding operations, effects on hydrologic resources and the environment: proceedings [New Window]
Papers from a 1999 symposium on the possible effects on water resources and the environment of large agricultural feeding operations for pigs, chickens, and cattle, with links to other meetings, bibliography, and research studies. (Also as PDF files)
Apoidea -- Bees and Sphecid Wasps [New Window]
Guide to the identification, biology, and ecology of bees and sphecid wasps, mostly in eastern North America.
Aquatic Ecology Branch, Leetown Science Center [New Window]
Programs of the Aquatic Ecology Branch on landscape ecology and GIS, molecular genetics, environmental contaminants, stream ecology, and other aspects of aquatic ecology in eastern United States.
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