Some picky Australian mosquitoes may target frog nostrils for blood

Thinner skin or denser blood vessels could explain why

A composite shows six images of tree frog species with Australian mosquitoes on their noses.

One species of Australian mosquito (Mimomyia elegans) seems to have a predilection for feeding off the nostrils of several species of tree frog (pictured).

J. Gould

An Australian mosquito species knows the best spot to drink its bloody meals: a frog’s nostril.

The bloodsuckers are surprisingly selective when dining on frogs, seemingly picking no other place on the body to feast, researchers report November 21 in Ethology.