Within and Between Species Variation in Male Mating Behaviors in the Mexican Sailfin Mollies Poecilia velifera and P. petenensis

Ethology ◽  
2007 ◽  
Vol 113 (8) ◽  
pp. 802-812 ◽  
Author(s):  
Shala J. Hankison ◽  
Margaret B. Ptacek
2013 ◽  
Vol 30 (2) ◽  
pp. 76-82 ◽  
Author(s):  
Yasunori Koya ◽  
Yukari Koike ◽  
Rie Onchi ◽  
Hiroyuki Munehara

2008 ◽  
Vol 19 (6) ◽  
pp. 1080-1086 ◽  
Author(s):  
Katja U. Heubel ◽  
Ingo Schlupp

2021 ◽  
Vol 118 (42) ◽  
pp. e2104673118
Author(s):  
Koutaro Ould Maeno ◽  
Cyril Piou ◽  
Sidi Ould Ely ◽  
Sid’Ahmed Ould Mohamed ◽  
Mohamed El Hacen Jaavar ◽  
...  

Male mating harassment may occur when females and males do not have the same mating objectives. Communal animals need to manage the costs of male mating harassment. Here, we demonstrate how desert locusts in dense populations reduce such conflicts through behaviors. In transient populations (of solitarious morphology but gregarious behavior), we found that nongravid females occupied separate sites far from males and were not mating, whereas males aggregated on open ground (leks), waiting for gravid females to enter the lekking sites. Once a male mounted a gravid female, no other males attacked the pair; mating pairs were thereby protected during the vulnerable time of oviposition. In comparison, solitarious locusts displayed a balanced sex ratio in low-density populations, and females mated irrespective of their ovarian state. Our results indicate that the mating behaviors of desert locusts are density dependent and that sex-biased behavioral group separation may minimize the costs of male mating harassment and competition.


Male mammals show a diverse array of mating bonds, including obligate monogamy, unimale and group polygyny and promiscuity. These are associated with a wide variety of different forms of mate guarding, including the defence of feeding and mating territories, the defence of female groups and the defence of individual receptive females. Female mating bonds include long-term monogamy, serial monogamy, polyandry and promiscuity. Both male and female mating behaviour varies widely within species. Variation in male mating behaviour is related to the effect of male assistance in rearing young and to the defensibility of females by males. The latter is, in turn, related to female ranging behaviour and to the size and stability of female groups. Much of the variation in mammalian mating bonds and systems of mate guarding can be attributed to differences in these three variables.


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