Effects of salinity on site selection by ovipositing Aedes togoi (Diptera: Culicidae)

1979 ◽  
Vol 57 (3) ◽  
pp. 593-596 ◽  
Author(s):  
R. M. Trimble ◽  
W. G. Wellington

Two ranges of salinities, 0, 5, 10, 20, 40, and 20, 25, 30, 35, 40 g NaCl/L were tested for their effect on oviposition site selection by colonized Aedes togoi. No preference was shown between distilled water and salt solutions of 5, 10, and 20 g NaCl/L, but females strongly avoided the 40 g NaCl/L solution. Females showed increased avoidance of salt solutions for oviposition as salinity increased from 20–40 g NaCl/L. These results are discussed in relation to similar studies with Ae. togoi and other mosquito species and in relation to embryonic and larval development of Ae. togoi.

1997 ◽  
Vol 129 (6) ◽  
pp. 1173-1176 ◽  
Author(s):  
David Y. Onyabe ◽  
Bernard D. Roitberg

AbstractTwo opposing hypotheses are tested regarding the choice of oviposition sites by female Aedes togoi (Theobold) mosquitoes: (i) conspecific avoidance—females discriminate against sites harboring conspecifics to reduce intraspecific competition for their offspring and (ii) conspecific attraction—females prefer sites with conspecifics because their presence indicates suitable conditions for larvae. Under laboratory conditions, A. togoi females laid many more eggs on rearing water (LRW) containing conspecific larvae, their waste, bacteria, and food supplements than on rearing water alone (RM). In another experiment, females showed an oviposition preference for LRW sites that were devoid of A. togoi eggs compared with those harboring 50 (0.3 eggs/mL) conspecific eggs. Further, it was discovered that females laid their eggs at several sites rather than at a single suitable site. Possible reasons for such choices are discussed.


2018 ◽  
Vol 44 (3) ◽  
pp. 347-356 ◽  
Author(s):  
Yehonatan Alcalay ◽  
Ido Tsurim ◽  
Ofer Ovadia

1997 ◽  
Vol 53 (3) ◽  
pp. 585-588 ◽  
Author(s):  
MARTIN E. FEDER ◽  
NATHANIEL BLAIR ◽  
HUNTER FIGUERAS

Genes ◽  
2021 ◽  
Vol 12 (10) ◽  
pp. 1466
Author(s):  
Caroline M. Nieberding ◽  
Matteo Marcantonio ◽  
Raluca Voda ◽  
Thomas Enriquez ◽  
Bertanne Visser

Research on social learning has centered around vertebrates, but evidence is accumulating that small-brained, non-social arthropods also learn from others. Social learning can lead to social inheritance when socially acquired behaviors are transmitted to subsequent generations. Using oviposition site selection, a critical behavior for most arthropods, as an example, we first highlight the complementarities between social and classical genetic inheritance. We then discuss the relevance of studying social learning and transmission in non-social arthropods and document known cases in the literature, including examples of social learning from con- and hetero-specifics. We further highlight under which conditions social learning can be adaptive or not. We conclude that non-social arthropods and the study of oviposition behavior offer unparalleled opportunities to unravel the importance of social learning and inheritance for animal evolution.


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