نتایج جستجو برای: common canary serinus canaria
تعداد نتایج: 685501 فیلتر نتایج به سال:
The weevil Oromia thoracica n. sp. from Gran Canaria (Canary Islands) is described and compared to its closest allies. It can easily be distinguished by less sculptured elytra, its differently shaped antennal scrobe, and by the pronotum not constricted anteriorly and expanded over the head. Some ecological data are also provided, and considerations on the fauna occurring in the mesovoid shallow...
December has arrived and, following the tradition at the Revista Española de Cardiologı́a (REC), the editorial team has put together its annual reader’s issue. This year we have very important developments to share, as well as challenges for the future of REC. Part of the information in this ‘‘Editor’s page’’ was also presented to the REC editorial committee, and in a condensed form to the Plena...
Risk analysis represents the most useful scientific approach for making food safety decisions. One of the three pillars of risk analysis is risk assessment, and market basket studies allow for the evaluation of exposures to hazardous elements present in food and characterizing the risk they represent, as well as identifying the most vulnerable subgroups of consumers and recommendations for cons...
BACKGROUND Vitamin D deficiency has been described in many diseases and indeed in the general population. However fewer reports have been published in young and healthy people. Vitamin D deficiency should not be found in medical students of the Canary Islands, because they have all the resources to avoid it. OBJECTIVE To estimate the prevalence of vitamin D deficiency in a population of medic...
Diet and helminth fauna were analysed in Gallotia stehlini (Schenkel, 1901), a giant lacertid lizard endemic to Gran Canaria (Canary Islands, Spain) in order to explore eventual relationships between both traits. This species is mainly herbivorous, eating a large proportion of plant matter (occurrence 97.1%) including not only seeds but also leaves and other vegetative parts. Helminth fauna inc...
The yellow and red feather pigmentation of many bird species [1] plays pivotal roles in social signaling and mate choice [2, 3]. To produce red pigments, birds ingest yellow carotenoids and endogenously convert them into red ketocarotenoids via an oxidation reaction catalyzed by a previously unknown ketolase [4-6]. We investigated the genetic basis for red coloration in birds using whole-genome...
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