FOUR PEOPLE, including a 1-year-old child, were killed when an artillery shell exploded at an army test range in western India, a news agency reported Wednesday . . . A PASSENGER BUS in Venezuela rammed another from behind Wednesday, shoving it into an oil pipeline that ruptured and exploded. At least 30 people were killed, officials said . . . THE NUMBER of migrating birds wintering in Iran has been cut by more than half in the past 30 years because of poaching, Iran's IRNA news agency said Wednesday. Illegal hunting, particularly by trappers, was to blame for the drop from 10 million to 4 million, it quoted zoology professor Behzad Behzadirad as saying.