"So, naturalists observe, a flea has smaller fleas that on him prey; and these have smaller still to bite ’em; and so proceed ad infinitum."
- Jonathan Swift
November 14, 2010
November 14 - Pseudolynchia canariensis
Pseudolynchia canariensis is a hippoboscid or louse fly that feeds on pigeons and doves and can transmit the blood parasite Haemoproteus columbae. This species is primarily found in Africa and Asia. If you click on this photo of a P. canariensis fly and look at it carefully, you can see tiny little pink dots near the back of its abdomen. These even smaller things are mites, though in this case they are not really parasitic, but rather phoretic, a phenomenon whereby one kind of organism uses another as a means of transportation. All aboard! This fly is now departing...