-
a unit at that rank (in which case the plural is "species" ... The authors use "spp." as a short way of saying that something applies to many species within a genus, but do ...
en.wikipedia.org/wiki/Species
-
This website is an archive for SPP documents. Going forward, we want to build on the ... This website is an archive for SPP documents and will not be updated. ...
www.spp.gov/
-
species n. , pl. , species . Biology . A fundamental category of taxonomic classification, ranking below a genus or subgenus and consisting of
www.answers.com/topic/species
- more...
In biology, a species is one of the basic units of biological classification and a taxonomic rank. A species is often defined as a group of organisms capable of interbreeding and producing fertile offspring. While in many cases this definition is adequate, more precise or differing measures are often used, such as based on similarity of DNA or morphology. Presence of specific locally-adapted traits may further subdivide species into subspecies.