| biological variation in anopheles darlingi root. | behavioural variation in the south american malaria vector anopheles darlingi is described. at the centre of its distribution, in forest areas close to the city of manaus, brazil, it is primarily exophagic and exophilic. mosquitoes from this area are chromosomally diverse. towards the northern edge of its distribution (in guyana and venezuela) it is more endophagic and less diverse chromosomally. similarly in the south (in the state of minas gerais) it is less polymorphic. in this area, however, ... | 1996 | 9070397 |