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Endangered species | Define Endangered species at Dictionary.com


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

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


Sep 24, 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 ...

What makes a species rare? : TreeHugger


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 ...

Categories and Criteria (version 2.3) - IUCN Red List


The Criteria for Critically Endangered, Endangered and Vulnerable. I. Introduction. The threatened species categories now used in Red Data Books and Red Lists ... In this document, proposals for new definitions for Red List categories are ...

What Are Endangered Species? - Animals & Wildlife - About.com


Picture of a giant panda, an example of an endangered species. - Photo © ... Here's a formal definition of the term endangered species: An endangered species ...

Endangered species definition | Biodiversity A-Z


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.

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

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

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

Definitions, endangered and threatened species, BLM California


Apr 26, 2007 ... They are legal definitions under the federal Endangered Species Act -- a law meant to help protect animals and plants that are in danger of ...

Endangered Species Program | Laws & Policies | Endangered ...


(4) The term “Convention” means the Convention on International Trade in Endangered Species of Wild Fauna and Flora, signed on March 3, 1973, and the  ...

USFWS: Endangered Species Glossary


Apr 14, 2015 ... Here are some terms that you might encounter when hearing or reading about the endangered species program. Some definitions are linked to ...

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 »
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RARE SPECIES definition | Ecology Dictionary


RARE SPECIES according to the free Ecology Dictionary.Welcome to EcologyDictionary.

Species rarity: definition, causes, and classification - Treesearch


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


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