Results 91 to 100 of about 91,233 (223)

Hindlimb muscle mass growth of the Greater Rhea (Rhea americana) during postnatal life [PDF]

open access: yes, 2012
The aim of this work is to characterize the growth of the hindlimb muscle mass of the Greater Rhea Rhea americana at different postnatal ages. Twentyone muscles were dissected and weighed in 22 specimens of various ages (ranging from a month to full ...
Tambussi, Claudia Patricia   +3 more
core   +2 more sources

Reproductivity and raising of Greater Rhea (Rhea Americana) and Lesser Rhea (Pterocnemia pennata) – a review

open access: yesEuropean Poultry Science, 2002
The Greater or Common Rhea (Rhea americana) and theLesser or Darwin’s Rhea (Pterocnemia pennata) are flight-less birds native from South America, that have conserva-tion and economic importance. Free-ranging populationsof these ratites have been detrimentally affected by humanactivities (BucherandNores, 1988;Carman, 1988;Martellaet al., 2000).
Navarro, Joaquin Luis   +1 more
openaire   +2 more sources

Primera observación de uso de cuevas como refugios de pichones de Ñandú (Rhea americana) en el Parque Nacional El Palmar, Entre Ríos, Argentina

open access: yesNuestras Aves
El Ñandú (Rhea americana) es el ave más pesada de Sudamérica y habita ambientes abiertos de Argentina. Posee un sistema de reproducción poligínico y es el macho quien incuba los huevos y cuida a los pichones.
Guillermo Treboux   +2 more
semanticscholar   +1 more source

Middle Pleistocene revelations: unravelling taphonomic processes in mammals including Mesotherium cristatum (Mesotheriidae, Notoungulata), Corralito Site, Córdoba Province, Argentina

open access: yesPalaeontology, Volume 68, Issue 4, July/August 2025.
Abstract Taphonomic studies of Cenozoic mammals are scarce. We report a study of the taphonomy of the Corralito site (Middle Pleistocene to Holocene), Córdoba Province, Argentina, which documents the last population of the South American native ungulate typotherid Mesotherium cristatum. We discovered two specimens of M.
Marcos Fernández‐Monescillo   +6 more
wiley   +1 more source

First report of Cryptosporidium spp. in captive rheas (Rhea americana) in a brazilian zoo [PDF]

open access: yes, 2008
Este estudo objetivou avaliar a ocorrência de oocistos de Cryptosporidium spp. em emas (Rhea americana) cativas no Parque Zoológico da Fundação Zoobotânica do Rio Grande do Sul, sul do Brasil. Foram identificados oocistos de Cryptosporidium spp.
Marques, Sandra Marcia Tietz   +1 more
core  

Effect of maternal environment on yolk immunoreactive corticosterone and its influence on adrenocortical and behavioral activity in chicks of Greater Rhea (Rhea americana).

open access: yesHormones and Behavior, 2019
Maternal corticosterone in avian eggs may modify offspring phenotype in order to increase survival in poor environments. In the Greater Rhea (Rhea americana), we previously found that yolk immunoreactive corticosterone is influenced by the quality of the
N. S. Della Costa   +4 more
semanticscholar   +1 more source

FOGS: A SNPSTR Marker Database to Combat Wildlife Trafficking and a Cell Culture Bank for Ex‐Situ Conservation

open access: yesMolecular Ecology Resources, Volume 25, Issue 4, May 2025.
ABSTRACT Illegal wildlife trade is a growing problem internationally. Poaching of animals not only leads to the extinction of populations and species but also has serious consequences for ecosystems and economies. This study introduces a molecular marker system that authorities can use to detect and substantiate wildlife trafficking.
Annika Mozer   +19 more
wiley   +1 more source

Chemical composition and fatty acid profile of rhea (Rhea americana) meat</a> </p><span class="r_subtitle"><img src="/img/openaccess.ico" alt="open access: yes" title="open access: yes" width="16" height="16"><i>Archivos Latinoamericanos de Nutrición</i>, 2008 </span><br><span class="r_content">Composición química y perfil de ácidos grasos de la carne de ñandú (Rhea americana). El objetivo de este trabajo fue determinar la composición aproximada y el perfil de ácidos grasos en la carne de la parte intramuscular IMF) interna de la pierna de ...</span><br><span class="r_sub"><i>Pedro Fernando Romanelli<span id="ma_8" style="display:none">, Elizeu Trabuco, Andréia Borges Scriboni, Jesuí Vergílio Visentainer, Nilson Evelázio de Souza</span>   <small><a href="#" style="color:#808080;" onClick="return toggle_div(this, 'ma_8')">+4 more</a></small></i></span><br><small><a href="https://doaj.org/article/e324537eaa314b05b4289dcf4d17acde" target="_blank" rel="nofollow" title="doaj.org/article/e324537eaa314b05b4289dcf4d17acde">doaj</a> </small>   <br></div><div class="r"><p class="r_title"><a href="https://doi.org/10.1590/S1516-635X2010000100009" target="_blank" rel="nofollow">Reproductive characteristics of captive greater rhea (Rhea americana) males reared in the state of São Paulo, Brazil</a> </p><span class="r_subtitle"><img src="/img/openaccess.ico" alt="open access: yes" title="open access: yes" width="16" height="16"><i>Brazilian Journal of Poultry Science</i>, 2010 </span><br><span class="r_content">Rheas (Rhea americana) belongs to the ratite group. Considering the commercial significance of this birds, some techniques, such as semen collection, were standardized. In this study, 107 male rheas (3 to 4 years of age) reared in commercial farms in the </span><br><span class="r_sub"><i>PAA Góes<span id="ma_9" style="display:none">, AK da S Cavalcante, M Nichi, EG de A Perez, RC Barnabe, VH Barnabe</span>   <small><a href="#" style="color:#808080;" onClick="return toggle_div(this, 'ma_9')">+5 more</a></small></i></span><br><small><a href="https://doaj.org/article/44acf4dffea046a49198bb9302c5ccd1" target="_blank" rel="nofollow" title="doaj.org/article/44acf4dffea046a49198bb9302c5ccd1">doaj</a> </small>   <div id="more_9" style="display:none"><a href="/sci_redir.php?doi=10.1590%2FS1516-635X2010000100009" target="_blank" rel="nofollow">openaccessbutton.org (pdf)</a><br><a href="javascript:navigator.clipboard.writeText('10.1590/S1516-635X2010000100009'); alert('Copied the doi');">copy doi</a> <small>(10.1590/S1516-635X2010000100009)</small><br></div><small><a href="#" onClick="return toggle_div(this, 'more_9')">+1 more source</a></small><br></div><div class="r"><p class="r_title"><a href="https://doi.org/10.1590/1983-21252026v3912901rc" target="_blank" rel="nofollow">Morphology of greater rhea (Rhea americana) blood cells using light and scanning electron microscopy</a> </p><span class="r_subtitle"><img src="/img/openaccess.ico" alt="open access: yes" title="open access: yes" width="16" height="16"><i>Revista Caatinga</i></span><br><span class="r_content">The greater rhea (Rhea americana) is the largest bird native to Brazil and is classified as near threatened with extinction. Hematology is an essential tool for assessing the health status of birds.</span><br><span class="r_sub"><i>Pedro H. dos S. Fernandes<span id="ma_10" style="display:none">, A. M. D. Vale, J. A. R. A. Diniz, R. E. Oliveira, Euziele O. de Santana, Alana I. de A. Pereira, A. S. Silva Neto, M. F. D. Oliveira</span>   <small><a href="#" style="color:#808080;" onClick="return toggle_div(this, 'ma_10')">+7 more</a></small></i></span><br><small><a href="https://www.semanticscholar.org/paper/9698e804965325e75ad66b2e57d4abb8404045a4" target="_blank" rel="nofollow" title="semanticscholar.org/paper/9698e804965325e75ad66b2e57d4abb8404045a4">semanticscholar</a> </small>   <div id="more_10" style="display:none"><a href="/sci_redir.php?doi=10.1590%2F1983-21252026v3912901rc" target="_blank" rel="nofollow">openaccessbutton.org (pdf)</a><br><a href="javascript:navigator.clipboard.writeText('10.1590/1983-21252026v3912901rc'); alert('Copied the doi');">copy doi</a> <small>(10.1590/1983-21252026v3912901rc)</small><br></div><small><a href="#" onClick="return toggle_div(this, 'more_10')">+1 more source</a></small><br></div><div class="r"><div style="margin-bottom:2px;overflow:hidden"><div style="display: inline-block; float: left; font-size: small; padding-right: 16px; margin-top: -1px; padding-bottom: 1px;"><a href="/q-animals/" class="suggestion"onclick="show_loader();"><b>animals</b></a><br/><a href="/q-3._good_health/" class="suggestion"onclick="show_loader();"><b>3. good health</b></a><br/><a href="/q-ratites/" class="suggestion"onclick="show_loader();"><b>ratites</b></a><br/></div><div style="display: inline-block; float: left; font-size: small; padding-right: 16px; margin-top: -1px; padding-bottom: 1px;"><a href="/q-rhea/" class="suggestion"onclick="show_loader();"><b>rhea</b></a><br/><a href="/q-bird_diseases/" class="suggestion"onclick="show_loader();"><b>bird diseases</b></a><br/><a href="/q-rheiformes/" class="suggestion"onclick="show_loader();"><b>rheiformes</b></a><br/></div><div style="display: inline-block; float: left; font-size: small; padding-right: 16px; margin-top: -1px; padding-bottom: 1px;"><a href="/q-birds/" class="suggestion"onclick="show_loader();"><b>birds</b></a><br/><a href="/q-ema/" class="suggestion"onclick="show_loader();"><b>ema</b></a><br/><a href="/q-female/" class="suggestion"onclick="show_loader();"><b>female</b></a><br/></div></div></div><div class="pagenav"><a href="/q-rhea_americana/p-9/" rel="nofollow"><b>previous</b></a>   <a href="/q-rhea_americana/p-8/" rel="nofollow">8</a>  <a href="/q-rhea_americana/p-9/" rel="nofollow">9</a>  <b>10</b>  <a href="/q-rhea_americana/p-11/" rel="nofollow">11</a>  <a href="/q-rhea_americana/p-12/" rel="nofollow">12</a>   <a href="/q-rhea_americana/p-11/" id="next" rel="nofollow"><b>next</b></a> </div><br></div> </div> <script>document.getElementById('loadingGif').style.display='none';</script><div style="width: 100%; height: 40px; bottom: 0px; background-color: #f5f5f5;"><div style="padding-left: 15px; padding-top: 10px"> <a href="/" rel="nofollow">Home</a> - <a href="/page-about/" rel="nofollow">About</a> - <a href="/page-disclaimer/" rel="nofollow">Disclaimer</a> - <a href="/page-privacy/" rel="nofollow">Privacy</a> </div></div> <link rel="stylesheet" href="//ajax.googleapis.com/ajax/libs/jqueryui/1.11.4/themes/smoothness/jquery-ui.min.css"/> <script> (function(ss,ex){ window.ldfdr=window.ldfdr||function(){(ldfdr._q=ldfdr._q||[]).push([].slice.call(arguments));}; (function(d,s){ fs=d.getElementsByTagName(s)[0]; function ce(src){ var cs=d.createElement(s); cs.src=src; cs.async=1; fs.parentNode.insertBefore(cs,fs); }; ce('https://sc.lfeeder.com/lftracker_v1_'+ss+(ex?'_'+ex:'')+'.js'); })(document,'script'); })('JMvZ8gvrWA9a2pOd'); </script> </body> </html>