| epidemic mycoplasmal conjunctivitis in house finches from eastern north america. | in the winter of 1993-94, house finches (carpodacus mexicanus) with severe conjunctivitis (later shown to be caused by mycoplasma gallisepticum) were first observed in sub-urban washington d.c. (usa) and adjacent states. using a large network of volunteer observers in eastern north america, we were able to track the monthly prevalence of the disease between november 1994 and march 1997. using the information on 24,864 monthly data forms, we describe the very rapid spread of the conjunctivitis ep ... | 1998 | 9577773 |
| mosquito landing rates on nesting american robins (turdus migratorius). | we measured mosquito landing rates on adult and nestling american robins at nests with infrared cameras in washington, d.c., and maryland, united states. mosquitoes landed on nesting robins almost exclusively between dusk and dawn. the mean number of mosquito landings per night was higher for adults (123.3 +/- se 32.8) than nestlings (37.26 +/- 14.8). the fraction of mosquitoes landing at a nest on nestlings increased with decreases in adult brooding. oral swabs from nestlings at these and 13 ot ... | 2007 | 17767414 |