The Israeli army says a Palestinian man has been killed in a sniper attack on farm workers in a Jewish settlement in the southern Gaza Strip.
The current Israeli operation in Gaza is in its ninth day
Marzuk Abu Radwan died of his injuries as he was airlifted to hospital.
And reports quote Palestinian sources as saying that a nine-year-old Palestinian girl, Samah Nassar, was killed by Israeli fire in Beit Hanoun.
Israeli forces are continuing a major operation in the northern Gaza Strip, one of the biggest in four years.
Israeli officials say the operation aims at ending the threat from rockets launched by Palestinian armed groups.
A spokesman at the settlement of Peat Sadeh said the Mr Radwan had been shot by a Palestinian gunman.
Hundreds of Palestinians work in settlements in the occupied Gaza Strip.
On Wednesday, a Thai worker was killed when three Palestinian gunmen entered the greenhouse area of the Jewish settlement of Kfar Darom in central Gaza. The gunmen were killed in the attack.
It is estimated that more than 80 Palestinians have died since Israel launched the current operation nine days ago.
Gaza has been occupied by Israel since 1967.
About 1.4 million Palestinians live in the strip, of which 900,000 are refugees from conflicts with Israel.
Israeli Prime Minister Ariel Sharon is trying to push through a plan to withdraw from Gaza and four small West Bank settlements, which Israel has occupied since 1967.
Approximately 8,000 settlers from Gaza, and the troops that protect them, are expected to leave Gaza by the end of 2005, though Israel will maintain control of Gaza's borders, coastline and airspace.