@article{fdi:010058202, title = {{P}hysiology and development of the {M} and {S} molecular forms of {A}nopheles gambiae in {B}urkina {F}aso ({W}est {A}frica)}, author = {{M}ouline, {K}arine and {M}amai, {W}. and {A}gnew, {P}. and {T}chonfienet, {M}. and {B}rengues, {C}{\'e}cile and {D}abir{\'e}, {R}. and {R}obert, {V}incent and {S}imard, {F}r{\'e}d{\'e}ric}, editor = {}, language = {{ENG}}, abstract = {{I}n {W}est {A}frica, {M} and {S} molecular forms of {A}nopheles gambiae sensu stricto ({D}iptera: {C}ulicidae) {G}iles, frequently occur together, although with different population bionomics. {T}he {S} form typically breeds in rain-dependant water collections and is present during the rainy season only whereas the {M} form can thrive all year long in areas with permanent breeding opportunities. {I}n the present study, we explored physiological and developmental trade-offs at play in laboratory colonies and field populations of the {M} and {S} forms that originated from an area of sympatry in {B}urkina {F}aso, where {M} and {S} larvae exhibit such habitat segregation. {I}n the laboratory, larvae of the {M} form developed slower than the {S} form (mean values 9.51 and 8.85 days, respectively, {W}ilcoxon's test, {P} < 0.001). {A}lthough wing length and dry weight at emergence showed large variations, {M} females were on average 8% heavier than {S} females of similar wing length. {H}igher nutritional reserves (proteins and lipids) in teneral adults explained part of this weight difference, reflecting a better ability of the {M} form to garner resources at the larval stage. {F}urthermore, a higher rate of ovarian maturation was observed in the {M} form after a single bloodmeal. {T}he relevance of these findings for parasite transmission is discussed.}, keywords = {{A}nopheles gambiae ; emergence ; nutritional reserves ; ovarian development ; size-corrected weight ; trade-offs}, booktitle = {}, journal = {{M}edical and {V}eterinary {E}ntomology}, volume = {26}, numero = {4}, pages = {447--454}, ISSN = {0269-283{X}}, year = {2012}, DOI = {10.1111/j.1365-2915.2012.01018.x}, URL = {https://www.documentation.ird.fr/hor/fdi:010058202}, }