TinyButStrong Error in field [var.media_title...]: the key 'media_title' does not exist or is not set in VarRef. (VarRef seems refers to $GLOBALS) This message can be cancelled using parameter 'noerr'.

TinyButStrong Error in field [var.media_title...]: the key 'media_title' does not exist or is not set in VarRef. (VarRef seems refers to $GLOBALS) This message can be cancelled using parameter 'noerr'.

TinyButStrong Error in field [var.media_title...]: the key 'media_title' does not exist or is not set in VarRef. (VarRef seems refers to $GLOBALS) This message can be cancelled using parameter 'noerr'.

TinyButStrong Error in field [var.media_title...]: the key 'media_title' does not exist or is not set in VarRef. (VarRef seems refers to $GLOBALS) This message can be cancelled using parameter 'noerr'.

TinyButStrong Error in field [var.media_title...]: the key 'media_title' does not exist or is not set in VarRef. (VarRef seems refers to $GLOBALS) This message can be cancelled using parameter 'noerr'.

TinyButStrong Error in field [var.media_title...]: the key 'media_title' does not exist or is not set in VarRef. (VarRef seems refers to $GLOBALS) This message can be cancelled using parameter 'noerr'.

TinyButStrong Error in field [var.media_desc...]: the key 'media_desc' does not exist or is not set in VarRef. (VarRef seems refers to $GLOBALS) This message can be cancelled using parameter 'noerr'.

TinyButStrong Error in field [var.media_url...]: the key 'media_url' does not exist or is not set in VarRef. (VarRef seems refers to $GLOBALS) This message can be cancelled using parameter 'noerr'.
[var.media_title;onformat=retitle] :: 哇哇3C日誌
extinct, ex as defined by the iucn
extinct, ex as defined by the iucn

Extinct(EX)–Therearenoknownlivingindividuals;Extinctinthewild(EW)–Knownonlytosurviveincaptivity,orasanaturalizedpopulationoutsideits ...,Extinctionistheterminationofanorganismoragroupofkinds(taxon),usuallyaspecies.Whenthereisnoreasonabledoubtthat...

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** 本站引用參考文章部分資訊，基於少量部分引用原則，為了避免造成過多外部連結，保留參考來源資訊而不直接連結，也請見諒 **

Conservation status

Extinct (EX) – There are no known living individuals ; Extinct in the wild (EW) – Known only to survive in captivity, or as a naturalized population outside its ...

Extinct (EX) - IUCN Classification

Extinction is the termination of an organism or a group of kinds (taxon), usually a species. When there is no reasonable doubt that the last individual of a ...

Guidelines for Using the IUCN Red List Categories and ...

The IUCN Red List Categories. EXTINCT (EX). A taxon is Extinct when there is no reasonable doubt that the last individual has died. A taxon is presumed Extinct.

IUCN categories

IUCN Red List

Extinct (EX) – beyond reasonable doubt that the species is no longer extant. · Extinct in the wild (EW) – survives only in captivity, cultivation and/or outside ...

iucn red list categories

1994 · 被引用 14 次 — EXTINCT (EX). A taxon is Extinct when there is no reasonable doubt that the last individual has died. EXTINCT IN THE WILD (EW). A taxon is ...

IUCN Red List of Threatened Species

A taxon is Extinct (EX) when there is no reasonable doubt that the last individual has died. A taxon is presumed Extinct when exhaustive surveys in known and/or ...

IUCN Red List of Threatened Species

2024年4月1日 — Endangered (EN), a designation applied to species that possess a very high risk of extinction as a result of rapid population declines of 50 to ...

The IUCN Red List of Threatened Species and Sharks

Extinction risk and sharks ; Extinct (EX) when there is no reasonable doubt that the last individual has died (including all captive and herbarium individuals).

What does it mean for a species to be at risk of extinction?

2023年2月20日 — ... extinction' according to the IUCN. Threatened species are those classified as either critically endangered, endangered, or vulnerable. It is ...

extinct,exasdefinedbytheiucn

Extinct(EX)–Therearenoknownlivingindividuals;Extinctinthewild(EW)–Knownonlytosurviveincaptivity,orasanaturalizedpopulationoutsideits ...,Extinctionistheterminationofanorganismoragroupofkinds(taxon),usuallyaspecies.Whenthereisnoreasonabledoubtthatthelastindividualofa ...,TheIUCNRedListCategories.EXTINCT(EX).AtaxonisExtinctwhenthereisnoreasonabledoubtthatthelastindividualhasdied.Ataxonispresumed...

參考資訊如下