Results 91 to 100 of about 91,233 (223)
Hindlimb muscle mass growth of the Greater Rhea (Rhea americana) during postnatal life [PDF]
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
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
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
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]
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
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
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
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 ...
Pedro Fernando Romanelli +4 more
doaj
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
PAA Góes +5 more
doaj +1 more source
Morphology of greater rhea (Rhea americana) blood cells using light and scanning electron microscopy
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.
Pedro H. dos S. Fernandes +7 more
semanticscholar +1 more source

