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Rare species - Wikipedia
A rare species is a group of organisms that are very uncommon, scarce, or infrequently encountered. This designation may be applied to either a plant or animal ... More »

Endangered species - Wikipedia

en.wikipedia.org/wiki/Endangered_species

An endangered species is a species which has been categorized as likely to become extinct. Endangered (EN), as categorized by the International Union for ...

Endangered species | Define Endangered species at Dictionary.com

www.dictionary.com/browse/endangered-species

Endangered species definition, a species at risk of extinction because of human activity, changes in climate, changes in predator-prey ratios, etc., especially ...

What makes a species rare? : TreeHugger

www.treehugger.com/endangered-species/what-makes-a-species-rare.html

Feb 13, 2013 ... A species may be rare because it has a limited range, existing only in ... to be rare, and what understanding every detail of that rarity means for ...

Endangered Species | Definition of Endangered Species by Merriam ...

www.merriam-webster.com/dictionary/endangered species

Define endangered species: a species threatened with extinctionbroadly : anyone or anything whose continued existence is threatened.

Endangered, Threatened, and Rare Species - Encyclopedia of ...

www.encyclopediaofarkansas.net/encyclopedia/entry-detail.aspx?entryID=2622

Jul 20, 2016 ... The Endangered Species Act of 1973 provides a means to conserve the ecosystems upon which endangered and threatened species depend ...

What is a Rare Species? (with pictures) - wiseGEEK

www.wisegeek.com/what-is-a-rare-species.htm

Dec 13, 2016 ... A rare species is an organism that is very uncommon, sometimes to the ... because being able to tout that number means that more people ...

Species rarity: definition, causes, and classification - Treesearch

www.treesearch.fs.fed.us/pubs/download/32788.pdf

Species Rarity: Definition, Causes, and Classification. 41. Why Do We Care about Rarity? Among a set of ecologically similar species, those that are rare will  ...

Endangered species definition | Biodiversity A-Z

www.biodiversitya-z.org/content/endangered-species

Oct 15, 2014 ... The most commonly used and recognised definition of an endangered species is that used in the IUCN Red List of Threatened Species.

What are endangered species? definition and meaning ...

www.businessdictionary.com/definition/endangered-species.html

Definition of endangered species: Animal, bird, fish, plant, or other living organism threatened with extinction by natural or man-made changes in its environment ...