This female mosquito that is actively
incubating microfilariae needs to bite your dog to transmit heartworms.
STEP 4 Your dog must be bitten by a female mosquito that is actively
incubating microfilariae and the temperature and humidity need to be high enough for the L3 to make it through your dog's skin (L2 won't be passed to your dog).
The mosquito then
incubates the microfilaria and it develops into an infective larval stage after 10 - 14 days.
Not exact matches
(ref1, ref2) We think that Wolbachia enters the heartworm's eggs when they are
incubating within the mature female heartworm's uterus to produce already - infected
microfilaria.
The
microfilariae incubate for a few weeks in the mosquito's body before entering its saliva.