@article{fdi:010049481, title = {{C}omparative biology of the two sister species of {T}riatominae ({H}emiptera: {R}eduviidae)}, author = {{C}arbajal de la {F}uente, {A}. {L}. and {C}unha, {V}. and {R}ocha, {N}. and {L}opes, {C}. {M}. and {N}oireau, {F}ran{\c{c}}ois}, editor = {}, language = {{ENG}}, abstract = {{I}ntroduction: {T}riatoma pseudomaculata and {T}. wygodzinskyi ({H}emiptera: {R}eduviidae: {T}riatominae) are two {B}razilian vectors of {C}hagas disease. {T}he first is an arboricolous species in sylvatic environment and considered a vector of {T}. cruzi in peridomestic structures; the second, a rupicolous species in the wild environment of no epidemiological importance. {I}n order to test the assumption that sister species share biological traits, comparative studies of their development cycle and blood ingestion were conducted. {M}ethods: {E}ggs laid by five field females of each species were randomly selected. {T}he nymphs were observed daily and fed on mice weekly. {T}he time required to pass through the different stages to adulthood was recorded in days. {T}he triatomines were weighed individually before and after feeding. {T}he mortality rate according to each nymphal stage was calculated. {R}esults and conclusions: {A}nalysis of the results shows that they display only minor biological differences even though they exhibit a distinct ecology. {T}his suggests that the biological traits are important criteria to determine the relationship between species.}, keywords = {{T}riatoma wygodzinskyi ; {T}riatoma pseudomaculata ; life cycle ; feeding behavior}, booktitle = {}, journal = {{R}evista da {S}ociedade {B}rasileira de {M}edicina {T}ropical}, volume = {43}, numero = {1}, pages = {15--18}, ISSN = {0037-8682}, year = {2010}, URL = {https://www.documentation.ird.fr/hor/fdi:010049481}, }