The search for causal traits of speciation: Divergent female mate preferences target male courtship song, not pheromones, inDrosophila athabascaspecies complex

Evolution ◽  
2016 ◽  
Vol 70 (3) ◽  
pp. 526-542 ◽  
Author(s):  
Roman Yukilevich ◽  
Taylor Harvey ◽  
Son Nguyen ◽  
Joanne Kehlbeck ◽  
Agnes Park
Behaviour ◽  
1995 ◽  
Vol 132 (11-12) ◽  
pp. 821-836 ◽  
Author(s):  
Torgeir S. Johnsen ◽  
Stacey L. Popma ◽  
Marlene Zuk

AbstractWe studied the role of male courtship behaviour in female mate choice in red jungle fowl (Gallus gallus), the ancestor of domestic chickens. The traits most highly correlated with behavioural displays were those most relied upon by females in making mate choice decisions. These traits (comb length, comb colour, eye colour, and spur length) are highly condition-dependent in jungle fowl. Females chose males that displayed at a greater overall intensity in the period after the female was allowed to interact with the males (post-release), but were indifferent to displays during the period before the female could approach the roosters (pre-release). After accounting for the effect of morphology on mate choice, waltzes were the only display that explained a significant amount of variation in male mating success. Chosen and rejected males had different display rates even when the female was not present. Plasma testosterone level was correlated with pre-release behaviours, but not with post-release behaviours or mating success.


2000 ◽  
Vol 75 (1) ◽  
pp. 37-45 ◽  
Author(s):  
ANNELI HOIKKALA ◽  
SELIINA PÄÄLLYSAHO ◽  
JOUNI ASPI ◽  
JAAKKO LUMME

The males of six species of the Drosophila virilis group (including D. virilis) keep their wings extended while producing a train of sound pulses, where the pulses follow each other without any pause. The males of the remaining five species of the group produce only one sound pulse during each wing extension/vibration, which results in species-specific songs with long pauses (in D. littoralis about 300 ms) between successive sound pulses. Genetic analyses of the differences between the songs of D. virilis and D. littoralis showed that species-specific song traits are affected by genes on the X chromosome, and for the length of pause, also by genes on chromosomes 3 and 4. The X chromosomal genes having a major impact on pulse and pause length were tightly linked with white, apricot and notched marker genes located at the proximal third of the chromosome. A large inversion in D. littoralis, marked by notched, prevents more precise localization of these genes by classical crossing methods.


Heredity ◽  
2003 ◽  
Vol 92 (3) ◽  
pp. 263-269 ◽  
Author(s):  
S Huttunen ◽  
J Aspi ◽  
A Hoikkala ◽  
C Schlötterer

PLoS ONE ◽  
2010 ◽  
Vol 5 (12) ◽  
pp. e14340 ◽  
Author(s):  
Neeltje J. Boogert ◽  
Cavina Bui ◽  
Krista Howarth ◽  
Luc-Alain Giraldeau ◽  
Louis Lefebvre

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