Species

Science / Biology / Species: One or more populations of interbreeding or potentially interbreeding organisms that are reproductively isolated in nature from all other organisms. Populations of individuals capable of interbreeding and producing viable, fertile offspring. The least inclusive taxonomic category commonly used.

Exotic Species

Business / Agriculture / Exotic Species: A species that is not native to a region. MORE

Invasive Species

Business / Agriculture / Invasive Species: Alien (non-native) species of plants, animals, and pests whose introduction causes or is likely to cause economic or environmental harm or harm to human health. Executive Order 13112, issued February MORE

Species Abundance

Science / Marine Biology / Species Abundance: The total number of individual of a species within a given area or community. Compare species richness. MORE

Threatened Species

Business / Agriculture / Threatened Species: Species listed by regulation under ESA, and are generally given a lower level of protection than endangered species. MORE

Fugitive Species

Science / Marine Biology / Fugitive Species: A species adapted to colonize newly disturbed habitats MORE

Species Packing

Science / Biology / Species Packing: The phenomenon in which present-day communities generally contain more species than earlier communities because organisms have evolved more adaptations over time. MORE

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