Experimental Usutu Virus Infection in Domestic Canaries Serinus canaria
نویسندگان
چکیده
منابع مشابه
Progesterone inhibits female courtship behavior in domestic canaries (Serinus canaria).
We studied copulation solicitation display (CSD) responses to playback in photostimulated female canaries given systemic injections of progesterone. Eight females received injections of 0.1 mg of progesterone dissolved in olive oil during their first breeding cycle and were untreated during their second breeding cycle; eight females received only the oil vehicle during their first breeding cycl...
متن کاملThe effect of auditory distractors on song discrimination in male canaries (Serinus canaria).
Male songbirds such as canaries produce complex learned vocalizations that are used in the context of mate attraction and territory defense. Successful mate attraction or territorial defense requires that a bird be able to recognize individuals based on their vocal performance and identify these songs in a noisy background. In order to learn more about how birds are able to solve this problem, ...
متن کاملSexually attractive phrases increase yolk androgens deposition in Canaries (Serinus canaria).
The androgen concentration in birds' eggs varies with laying order, breeding conditions, and mate attractiveness. In passerine birds, mate attractiveness depends upon song quality. The aim of our study was to evaluate the effect of one criterion used by females to assess male song quality that is to say the presence of sexually attractive phrases on yolk androgen deposition. Twenty-five female ...
متن کاملMale song quality affects circulating but not yolk steroid concentrations in female canaries (Serinus canaria).
Male song complexity is a sexually selected trait found in many songbirds, including strains of the domestic canary. Studies on several species have shown that male song can affect the hormonal state of females and may also influence concentrations of maternal hormones in the yolk of their eggs. In this study, we show that the level of circulating androgens and oestrogens of female canaries, as...
متن کاملUnusual pathology of canary poxvirus infection associated with high mortality in young and adult breeder canaries (Serinus canaria).
Mortality in excess of 65% occurred in a flock of 450 canaries (Serinus canaria). Clinical signs in the canaries included severe respiratory distress, loss of feathers and/or scaly skin on the head, neck and back, anorexia, loss of weight and fluffed-up appearance of several days duration before death. Gross pathology in most of the canaries included thickened eye lids and small scab-like nodul...
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ژورنال
عنوان ژورنال: Viruses
سال: 2020
ISSN: 1999-4915
DOI: 10.3390/v12020164