Results 21 to 30 of about 22,655,126 (310)

Multi-Class Parrot Image Classification Including Subspecies with Similar Appearance

open access: yesBiology, 2021
Owing to climate change and human indiscriminate development, the population of endangered species has been decreasing. To protect endangered species, many countries worldwide have adopted the CITES treaty to prevent the extinction of endangered plants ...
Woohyuk Jang, Eui Chul Lee
doaj   +1 more source

Status assessment of the Critically Endangered Azores Bullfinch Pyrrhula murina [PDF]

open access: yes, 2011
'This work was part of the Azores Bullfinch monitoring programme included in the project LIFE NAT/P/000013 “Recovery of Azores Bullfinch’s habitat in the Special Protection Area of Pico da Vara / Ribeira do Guilherme”'The Azores Bullfinch is endemic to the
Hilton, Geoff M.   +11 more
core   +1 more source

Monitoring of the Endangered Cave Salamander Speleomantes sarrabusensis

open access: yesAnimals, 2023
In this study, we performed the first monitoring activities on one of the most endangered amphibians in Europe, the Sette Fratelli cave salamander Speleomantes sarrabusensis.
Roberto Cogoni   +3 more
doaj   +1 more source

Linking density, productivity and trends of an endangered species: The Bonelli's eagle in Spain [PDF]

open access: yesActa Oecologica, 2009
Whether regional population density is a good indicator of environmental quality according to demographic variables such as breeding success or short-term population trends is controversial. In this paper we analyze the interrelationships among regional population density, breeding success and recent population trends of an endangered species, Bonelli ...
Carrascal, Luis M.   +1 more
openaire   +1 more source

Teaching and Learning Resources for Endangered Languages

open access: yes, 2023
The development of teaching and learning materials is an essential component of endangered language revitalisation, yet there is very little academic research on this crucial topic.
Valijärvi, Riitta-Liisa,   +3 more
core   +1 more source

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

An outbreak of anthrax in endangered Rothschild’s giraffes in Mwea National Reserve, Kenya

open access: yesVeterinary Medicine: Research and Reports, 2013
Titus Kaitho,1 David Ndeereh,1 Bernard Ngoru21Veterinary, Capture and Captive Wildlife Management Department, Wildlife Conservation Division, Kenya Wildlife Service, Nairobi, Kenya; 2Ecological Monitoring, Bio-Prospecting and Biodiversity Information Management Department, Biodiversity Research and Monitoring Division, Kenya Wildlife Service, Nairobi ...
Kaitho,Titus   +2 more
openaire   +4 more sources

Analyzing habitat characteristics and predicting present and future suitable habitats of Sibynophis chinensis based on a climate change scenario

open access: yesJournal of Asia-Pacific Biodiversity, 2019
Knowing the distribution range and habitat characteristics of a species is an essential part of establishing an effective conservation strategy for that species.
Kyo Soung Koo, Daesik Park, Hong Shik Oh
doaj   +1 more source

The Atlas of Endangered Animals and The Atlas of Endangered Places, by S. Pollock [Review]

open access: yesThe Canadian field-naturalist, 1995
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +2 more sources

The characterisation of microsatellite markers reveals tetraploidy in the Greater Water Parsnip, Sium latifolium (Apiaceae)

open access: yesBMC Research Notes, 2017
Background The Greater Water Parsnip, Sium latifolium (Apiaceae), is a marginal aquatic perennial currently endangered in England and consequently the focus of a number of conservation translocation projects.
Naomi J. Dalton   +2 more
doaj   +1 more source

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