Results 101 to 110 of about 4,041 (199)
, 2008 Gender assignment for some aquatic mammals in the field is difficult. Molecular sexing from tissue biopsies is possible as males are heterogametic. Here we describe a multiplex PCR assay that amplifies the male specific SRY gene and differentiates ZFX ...
J. R. OVENDEN +9 more
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Ecology, Distribution, Harvest, and Conservation of the Amazonian Manatee Trichechus inunguis in Ecuador [PDF]
, 1986 Se da aconocer los recientes sumarios de la distribución de los manatíes amazónicos Trichechus inunguis registran especímenes de la mayor parte de la cuenca amazónica en Brasil, el oriente de Perú, y el suroriente de Colombia, pero no de Ecuador. Durante
Clauson, Barbara +2 more
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野生动物学报, 1993 北美海牛（Trichechus manatus）是一种珍稀的水生哺乳动物,分布在美洲的热带和亚热带水域,以当地水生植物为食物。由于数量稀少,国际自然保护和自然资源联盟将其列为世界濒危动物。本文就初生海牛的胸廓和心脏的形态结构给予报道。这只小海牛因出生时溺水而死、雄性,体长为120厘米。
邱幼祥
doaj
The Status of Amazonian Manatees (Trichechus inunguis) and Their Habitats in Eastern Ecuador
, 2011 The purpose of this investigation was to determine the current population status of Amazonian manatees (Trichechus inunguis) and their habitat in eastern Ecuador. Threats to this endangered species include oil exploration and extraction, water pollution,
Utreras, Victor +3 more
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Nephrolithiasis and pyelonephritis in two west indian manatees (Trichechus manatus spp.)
, 2008 Two West Indian manatees (Trichechus manatus spp.) were reported with severe emaciation. One animal was a Florida manatee from the Everglades; the other was an Antillean manatee from Cuba.
Costidis, A. M. +8 more
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Cryptosporidium spp. (Tyzzer, 1907) em peixes-boi marinhos (Trichechus manatus) (Linnaeus, 1758) e peixes-boi amazônicos (Trichechus inunguis) (Natterer, 1883) no Brasil [PDF]
, 2007 O objetivo neste trabalho foi verificar a ocorrência de oocistos de Cryptosporidium spp. em peixes-boi marinhos (Trichechus manatus) e peixes-boi amazônicos (Trichechus inunguis) no Brasil, além de avaliar a transmissão hídrica deste coccídio e a sua ...
BORGES, João Carlos Gomes
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野生动物学报, 1990 北美海牛（Trichechus manatus）隶属哺乳纲、海牛目、海牛属。系世界濒危野生动物种类之一,也是世界上适应于海洋生活、以热带、亚热带地区水域中水生植物和水草为其食物来源的大型水生哺乳动物之一。人类饲养海牛有百多年历史,但是,世界上饲养海牛的国家仅有墨西哥、美国、中国、荷兰等少数几个国家。
邱幼祥
doaj
Progesterone monitoring and gestation length in Amazonian manatees (Trichechus inunguis)
Theriogenology WildKnowledge of pregnancy length and the physiological parameters during pregnancy is an important tool for pregnancy diagnosis in free-ranging and captive individuals and for the correct husbandry of captive pregnant females. Therefore, this study aimed to
Rodrigo S. Amaral +2 more
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, 2015 O estudo com a fauna silvestre vem crescendo devido muitas espécies encontrarem-se ameaçadas a extinção, como o peixe-boi amazônico (Trichechus inunguis) que está classificado como vulnerável.
Barreto, Uiara Hanna Araújo
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Manatee (Trichechus manatus manatus) Watching Swallow Caye,Belize
, 2002 57 p.Sánchez Chuc, Esther Naomi. 2002. Manatee (Trichechus manatus manatus) Watching at Swallow Caye, Belize. Special Project of the Engineer program in Socioeconomic Development and Environment, Zamorano. 43p.
Sánchez C., Esther N.
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