Results 81 to 90 of about 1,686 (178)

Convergent evolution of cysteine-rich proteins in feathers and hair [PDF]

open access: yes, 2015
Background Feathers and hair consist of cornified epidermal keratinocytes in which proteins are crosslinked via disulfide bonds between cysteine residues of structural proteins to establish mechanical resilience.
Bettina Strasser   +4 more
core   +1 more source

Sacred to the Memory: Relicization and the Cataloging of Franklin Expedition Objects in Museums

open access: yesMuseum Anthropology, Volume 48, Issue 2, Fall 2025.
ABSTRACT Between 1818 and 1845, the British Navy sent expeditions to Inuit Nunangat (Canadian Arctic) in search of a passage from the Atlantic Ocean to the Pacific. In 1845, the Franklin Expedition, consisting of 129 officers, crew, and marines, ended in disaster with all 129 lives lost.
Ashley Smith
wiley   +1 more source

A Case Study on the Phylogeny and Conservation of Saker Falcon

open access: yesOrnis Hungarica, 2014
Abstract The Saker Falcon is a falconid raptor species with Palearctic distribution. It has never been a common bird in Hungary, now there are cc. 220-230 nesting pairs within the country borders. Currently total world population is cc. 19 000-34 000 individuals. Its taxonomic status is complicated.
Pomichal, Krisztián   +2 more
openaire   +2 more sources

Population and conservation issues of Saker Falcon (Falco cherrug Gray, 1834) in Mongolia [PDF]

open access: yes, 2021
Mongolia is the main habitat of the Saker Falcon. The Saker Falcon is is one of 10 falcons commonly distributed in our country from Altai to the western part of the Great Khyangan Mountain.
Bayanmunkh, Dashnyam   +9 more
core   +1 more source

Quantifying the global legal trade in live CITES-listed raptors and owls for commercial purposes over a 40-year period [RETRACTED VERSION]

open access: yesAvocetta, 2019
This paper has been retracted by the authors that found an error in the dataset, eventually partially affecting the results. A retraction letter is published in Avocetta 44.2 (Issue released on December 2020) Original Abstract: The global wildlife trade
Connor T. Panter   +2 more
doaj   +1 more source

Results of Work of the Raptor Ringing Center of the Russian Raptor Research and Conservation Network in 2017

open access: yesПернатые хищники и их охрана, 2018
In 2017, a total of 36 ornithologists and birdwatchers participated in the work of the Raptor Ringing Center of the Russian Raptor Research and Conservation Network and ringed 498 individuals of 23 species of Birds of Prey and Owls.
Igor V. Karyakin   +9 more
doaj   +1 more source

Using social media to measure the contribution of Red List species to the nature-based tourism potential of African protected areas [PDF]

open access: yes, 2015
Cultural ecosystem services are defined by people’s perception of the environment, which make them hard to quantify systematically. Methods to describe cultural benefits from ecosystems typically include resource-demanding survey techniques, which are ...
BURGESS Neil D.   +3 more
core   +1 more source

Saker Falcon in the Altai-Sayan Region: Results of Monitoring in 2016–2018

open access: yesПернатые хищники и их охрана, 2018
This article represents the results of Saker Falcon’s (Falco cherrug) population monitoring in the Altai-Sayan Ecoregion (ASER), as well as results of satellite research of the species including population genetical research.
Igor V. Karyakin   +2 more
doaj   +1 more source

Observations on the behavior of the saker falcon (Falco cherrug) breeding in Bulgaria [PDF]

open access: yesTravaux du Muséum National d’Histoire Naturelle “Grigore Antipa”
Saker falcon populations suffered severe declines, especially in the second half of the 20th century. During the period between 2004 and 2018, the species became extinct in Bulgaria as a breeding species.
Girgina Daskalova   +5 more
doaj   +3 more sources

L'avifaune du lac de Guiers [PDF]

open access: yes, 1991
Le projet EQUESEN sur l'environnement et la qualité des eaux du Sénégal bénéficie du soutien financier de la CEE, s'attache à prendre en compte tous les aspects de la biogéohydrodynamique globale du bassin versant du fleuve Sénégal; dans le parcours aval
Baillon, François, Gac, Jean-Yves
core  

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