| chewing lice of swan geese (anser cygnoides): new host-parasite associations. | chewing lice (phthiraptera) that parasitize the globally threatened swan goose anser cygnoides have been long recognized since the early 19th century, but those records were probably biased towards sampling of captive or domestic geese due to the small population size and limited distribution of its wild hosts. to better understand the lice species parasitizing swan geese that are endemic to east asia, we collected chewing lice from 14 wild geese caught at 3 lakes in northeastern mongolia. the l ... | 2016 | 27853128 |