Results 21 to 30 of about 12,700 (210)

Understanding Recovery Is as Important as Understanding Decline: The Case of the Crested Ibis in China [PDF]

open access: yesLand, 2022
The wild population of the crested ibis (Nipponia nippon) has recovered remarkably from seven individuals in 1981 to over 7000 in 2021. However, it is unclear how key factors, from endogenous density dependence to exogenous environmental pressure, have ...
Xinhai Li   +6 more
doaj   +4 more sources

Factors affecting post-release survival and dispersal of reintroduced Crested Ibis (Nipponia nippon) in Tongchuan City, China

open access: yesAvian Research, 2022
Reintroduction has become a common conservation management tool to restore endangered species in their historical range. However, many attempts have failed to establish self-sustaining populations in the wild.
Min Li   +7 more
doaj   +2 more sources

High Accuracy Individual Identification Model of Crested Ibis (Nipponia Nippon) Based on Autoencoder With Self-Attention

open access: yesIEEE Access, 2020
As the population and the distribution of Crested Ibis (Nipponia nippon) become larger, it is necessary to propose a highly efficient census method to estimate the population size of the Crested Ibis.
Jiangjian Xie   +3 more
doaj   +2 more sources

Captive Rearing and Breeding of the Crested Ibis, Nipponia nippon

open access: yesThe Journal of Poultry Science, 2001
Only seven crested ibis (Nipponia nippon) were rediscovered in China in 1981, and the number of birds increased to more than 230 in both wild and captivity by the time of 2000.
Yongmei Xi, Baozhong Lu, Noboru Fujihara
doaj   +2 more sources

Study on the Correlation between the Activity Trajectory of Crested Ibis (Nipponia nippon) and Meteorological Changes

open access: yesApplied Sciences, 2023
This study aims to explore the correlation between the activity trajectory of Crested Ibis and meteorological changes. The trajectory data of Crested Ibis were obtained using the HQBG3621L backpack-style tracker, and the spatiotemporal characteristics of
Fan Li   +4 more
doaj   +2 more sources

A Breeding Plumage in the Making: The Unique Process of Plumage Coloration in the Crested Ibis in Terms of Chemical Composition and Sex Hormones [PDF]

open access: yesAnimals, 2023
The Crested Ibis (Nipponia nippon) has long fascinated ornithologists with its enigmatic plumage color change. After more than a century of curiosity, the mystery was finally unraveled in the 1970s, unveiling the mechanism behind this remarkable ...
Danni Liu   +4 more
doaj   +2 more sources

Lack of Structural Variation but Extensive Length Polymorphisms and Heteroplasmic Length Variations in the Mitochondrial DNA Control Region of Highly Inbred Crested Ibis, Nipponia nippon. [PDF]

open access: yesPLoS ONE, 2013
The animal mitochondrial DNA (mtDNA) length polymorphism and heteroplasmy are accepted to be universal. Here we report the lack of structural variation but the presence of length polymorphism as well as heteroplasmy in mtDNA control region of an ...
Xue-Lian He   +2 more
doaj   +2 more sources

Predicting and understanding spatio-temporal dynamics of species recovery : implications for Asian crested ibis Nipponia nippon conservation in China [PDF]

open access: yes, 2016
Acknowledgements This work was supported by the National Natural Science Foundation of China (No. 31372218) and cofunded by the China Scholarship Council (CSC) and the ITC Research Fund, Enschede, the Netherlands.
Ding, Changqing   +6 more
core   +4 more sources

Evolution and expression patterns of the neo-sex chromosomes of the crested ibis [PDF]

open access: yesNature Communications
Bird sex chromosomes play a unique role in sex-determination, and affect the sexual morphology and behavior of bird species. Core waterbirds, a major clade of birds, share the common characteristics of being sexually monomorphic and having lower levels ...
Lulu Xu   +19 more
doaj   +2 more sources

Effects of breeding success, age and sex on breeding dispersal of a reintroduced population of the Crested Ibis (Nipponia nippon) in Ningshan County, China

open access: yesAvian Research, 2018
Background Breeding dispersal is an important ecological process that affects species’ population dynamics and colonization of new suitable areas. Knowledge of the causes and consequences of breeding dispersal is fundamental to our understanding of avian
Rong Dong   +6 more
doaj   +2 more sources

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