Producción Experimental de Melanomas Cutáneos en el Pez Espada, Xiphophorus Helleri (Heckel) y el Pez Platis, Xiphophorus Maculatus (Gunther) (Pisces Poeciliidae)
نویسندگان
چکیده
منابع مشابه
Eugenol Como Anestésico Para Labores De Manipulación De Xiphophorus Helleri (heckel, 1848) (cyprinodontiformes: Poecilidae) Eugenol as Anesthetic for Handling Tasks of Xiphophorus Helleri (heckel, 1848) (cyprinodontiformes: Poecilidae)
The aim of this study was to perform various tests of the anesthetic efficacy of eugenol applied to different handling tasks such as artificial insemination, spawning induction, obtaining body weight and length, the conduct of operations, biopsies and transport of Xiphophorus helleri (Heckel, 1848). The tests were performed on 10 individual males and 10 individual females of X. helleri -1 (swor...
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متن کاملSecondary reduction of preference for the sword ornament in the pygmy swordtail Xiphophorus nigrensis (Pisces: Poeciliidae)
Female mating preferences can be secondarily lost for a number of reasons. We examined the preference of female pygmy swordtails, Xiphophorus nigrensis, for the sword, a conspicuous extension of the caudal fin in some males. Females failed to show a preference for conspecific males with swords when presented with live males naturally varying in sword length, with live males of manipulated sword...
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ژورنال
عنوان ژورنال: Natura Neotropicalis
سال: 2005
ISSN: 2362-5570,0329-2177
DOI: 10.14409/natura.v2i18.3535