Results 31 to 40 of about 801,688 (304)

A subtropical embayment serves as essential habitat for sub-adults and adults of the critically endangered smalltooth sawfish [PDF]

open access: yes, 2015
Date of Acceptance: 06/03/2015Identifying essential habitat for large, mobile endangered species is difficult, particularly marine species where visual observations are limited.
Carlson, J.K.   +11 more
core   +1 more source

In Vitro Organogenesis of Critically Endangered Lachenalia viridiflora [PDF]

open access: yesAgronomy, 2022
Micropropagation via organogenesis of Lachenalia viridiflora W. F. Barker, a native endangered plant from South Africa, is presented in this study. Leaves, collected from in vivo plants, were a source for culture initiation to obtain three types of explants (leaf, bulb, callus).
Małgorzata Maślanka   +2 more
openaire   +3 more sources

Will future extinctions occur at the same places where the past ones did? A review involving mammals and the IUCN Red List

open access: yesNature Conservation Research: Заповедная наука, 2023
Eighty-five mammal species are classified worldwide as Extinct on the IUCN Red List. In this study, we aimed to assess to which Orders these species belong, when they became extinct and the factors that led to their extinction.
Matheus C. Drago, Davor Vrcibradic
doaj   +1 more source

IUCN's credibility critically endangered [PDF]

open access: yesNature, 1997
The IUCN is the world's main authority on the conservation status of species, so it is important that its recommendations are based on sound and open science. Recent events suggest that this is not always the case.
openaire   +1 more source

Three new caespitose species of Senecio (Asteraceae, Senecioneae) from South Peru

open access: yesPhytoKeys, 2014
Three new species of the genus Senecio (Asteraceae, Senecioneae) belonging to S. ser. Suffruticosi subser. Caespitosi were discovered in the tributaries of the upper Tambo River, Moquegua Department, South Peru.
Daniel Montesinos Tubée
doaj   +1 more source

The critically endangered vaquita is not doomed to extinction by inbreeding depression [PDF]

open access: yesScience, 2022
In cases of severe wildlife population decline, a key question is whether recovery efforts will be impeded by genetic factors, such as inbreeding depression. Decades of excess mortality from gillnet fishing have driven Mexico’s vaquita porpoise ( Phocoena sinus ) to ~10 remaining individuals.
Robinson, Jacqueline   +10 more
openaire   +5 more sources

Climate change impacts on the threatened terrestrial vertebrates of the Pacific Islands

open access: yesScientific Reports, 2017
The aim of this study was to undertake a broad-scale understanding of the distribution of vulnerable, endangered and critically endangered terrestrial vertebrate species in the Pacific and the assessment of impacts of climate change and sea level rise ...
Lalit Kumar, Mahyat Shafapour Tehrany
doaj   +1 more source

UMBC student research offers hope for critically endangered Bahama Oriole

open access: yes, 2021
Photographers: Kevin Omland, Matthew Kane, Marlayna Demondhttps://news.umbc.edu/umbc-student-research-offers-hope-for-critically-endangered-bahama ...
Hansen, Sarah
core   +1 more source

A new distribution record for the Critically Endangered Madura Swampweed Hygrophila madurensis (N.P. Balakr. & Subr.) Karthik. & Moorthy (Acanthaceae)

open access: yesJournal of Threatened Taxa, 2015
Hygrophila madurensis (N.P. Balakr. & Subr.) Karthik & Moorthy is a critically endangered herb, has restricted distribution in Eastern Ghats of Tamil Nadu, India. For the first time it is being reported near the Coromandel Coast, adjacent to type
P. Raja   +3 more
doaj   +3 more sources

First report and breeding record of the Chinese Crested Tern Thalasseus bernsteini on the Korean Peninsula

open access: yesJournal of Asia-Pacific Biodiversity, 2017
The Chinese Crested Tern Thalasseus bernsteini is a critically endangered species (as designated by the IUCN (International Union for Conservation of Nature and Natural Resources).
Se-Kyu Song   +9 more
doaj   +1 more source

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