[PDF] Top 20 Reproductive behaviour of sneaker males of the peacock blenny
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Reproductive behaviour of sneaker males of the peacock blenny
... during the observations and scans. Females only approached nests to assess males or to spawn, while sneakers were almost permanently in visual contact with one or more nests, waiting for potential spawning ... See full document
5
Androgens and immune function in male alternative reproductive morphotypes of the peacock blenny Salaria pavo
... on the protective effects of the immune system against pathogen infections (Watts et ...be the target of immune responses and this might result in lower sperm quality (Folstad & ... See full document
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Effects of androgens on social behavior and morphology of alternative reproductive males of the azorean rock-pool blenny
... which the individuals adopt one of the alternative morphs for their entire life time (fixed alternative phenotypes) from those in which individuals may switch from one tactic to the other ... See full document
10
Interpopulational variation of the mating system in the peacock blenny Salaria pavo
... enhances the nest holders’ resource holding potential, it should also limit females’ potential reproductive rate and drive females into actively courting males (Ahnesjö et ...in the Gulf ... See full document
7
Alternative male reproductive tactics and the immunocompetence handicap in the azorean rock-pool blenny, Parablennius parvicornis
... pool blenny, Parablennius parvicornis (Vallenciennes 1836) is a relatively long-living species, reaching ages of more than 6 years and showing two distinct male morphotypes expressing alternative repro- ... See full document
9
The role of male visual and chemical cues on the activation of female courtship behaviour in the sex-role reversed peacock blenny
... one of the lateral compartments inside the available ...in the acclimation area for 5 min. All males adopted the provided shelter during this period and spent most of ... See full document
10
Neurochemical correlates of male polymorphism and alternative reproductive tactics in the Azorean rock-pool blenny, Parablennius parvicornis
... alternative reproductive tactics have been correlated with variation in AVT neurohistology, particularly of the preoptic area (POA), in a variety of fish species (Goodson and Bass, ...in ... See full document
7
Endocrine correlates of male polymorphism and alternative reproductive tactics in the Azorean rock-pool blenny, Parablennius sanguinolentus parvicornis
... ⴚ males, satellites did not differ in androgen levels from sneakers [satellite androgen levels (mean ⴞ SE): total T ⴝ ...; sneaker andro- gen levels (mean ⴞ SE): total T ⴝ ...Thus, the observed ... See full document
11
Fluctuating asymmetries and reproductive success in the the peacock blenny
... investigation of the relationship between reproductive success and fluctuating asymmetry (FA) in the peacock blenny Salaria pavo, FA was measured in four bilaterally paired ... See full document
11
Brain and gonadal aromatase activity and steroid hormone levels in female and polymorphic males of the peacock blenny Salaria pavo
... In the studied population of the peacock blenny females display more often courtship behavior than males (Almada et ...on the sneakers' female-like displays while no ... See full document
9
The relationship between the presence of satellite males and nest-holders' mating success in the azorean rock-pool blenny Parablennius sanguinolentus parvicornis
... fishes, the occurrence of male ARTs is widespread (140 species from 28 different families; Taborsky ...by the fact that fishes have a high degree of indeterminate growth, and thus variance in ... See full document
13
Sex differences in resource utilization by the peacock blenny
... costs of parental care in teleost fishes, and the ways in which males and females invest resources in reproduction have been studied in several fish species ...weight of eggs that may exceed ... See full document
10
Seasonal cell differentiation and olfactory potency of secretions by the anal glands of male peacock blenny Salaria Pavo
... blennies, the mating system is polygynandrous. Males defend a territory around a rock cavity (crevice or hole) where females deposit adhe- sive eggs, and parental care is given exclusively by the ... See full document
9
Male mating success in the Azorean rock-pool blenny: The effects of body size, male behaviour and nest characteristics
... rock-pool blenny Parablennius sanguinolentus (Pallas, 1811) is a benthic fish inhabiting the rocky shores of the Mediterranean and Atlantic (Zander, 1986), and is very abundant in the ... See full document
13
Environmental modulation of androgen levels and secondary sex characters in two populations of the peacock blenny Salaria pavo
... have the leading role in courtship, the higher sexual competition regime may favor the appearance of SSCs (Clutton-Brock, ...to the development of oocytes (Berlinsky and Specker, ... See full document
6
The effect of nest aggregation on the reproductive behaviour of the peacock blenny Salaria pavo
... increase the sexual selection pressure on females and elicit a higher response in direct ...In males, the effect should be noted mainly on competition for access to nests rather than courtship, ... See full document
9
Social cues in the expression of sequential alternative reproductive tactics in young males of the peacock blenny, Solaria pavo
... in reproductive pheno- types in many ...transitions. The way social cues constraint the phenotypic development of juveniles remains poorly studied in ...tested the importance of ... See full document
9
Endocrine control of sexual behavior in sneaker males of the peacock blenny Salaria pavo: Effects of castration, aromatase inhibition, testosterone and estradiol
... for the rock-pool blenny, where both methyltestos- terone (MT) and 11-KT implants failed to promote nesting male sexual displays in satellite males (Oliveira et ...II males of ... See full document
8
Intersexual copying by sneaker males of the peacock blenny
... at the Ria Formosa Nature Park (Algarve, Portugal; 36 59 N, 7 51 W) throughout the species’ breeding ...Before the experiments, females, bourgeois males and sneakers were kept in three ... See full document
7
Bourgeois males of the peacock blenny, Salaria pavo, discriminate female mimics from females?
... population of Salaria pavo, two types of reproductively active males occur: large bourgeois males that defend nests and have fully developed secondary sex characters (SSC) and small ... See full document
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