| proliferative visceral isospora (atoxoplasmosis) with morbid impact on the israeli sparrow passer domesticus biblicus hartert, 1904. | house sparrows (passer domesticus biblicus hartert, 1904) caught in the jordan valley, the coastal plain, and the desert region in southern israel were found massively infected with extraintestinal proliferative stages of isospora, previously named atoxoplasma. infection coincided with isospora spp. infections in the digestive tract. prevalence of infection reached 70% among sparrows of all three regions; however, only in the jordan valley did the severity of the sparrows compromised their survi ... | 2008 | 18491138 |