Kurdish refugees wait on the Iraqi side of the border after arriving from Syria.
Refugees receive food and water in the border village of Sihela, in Iraq's autonomous Kurdish region.
Emergency aid packages are thrown to the crowd.
UN officials are describing the recent flight of Syrian Kurds as one of the biggest outward migrations of Syria's civil war.
Children seek shelter from the sun.
After being registered near the border, the refugees are transported to camps in Irbil and Sulaymaniyah provinces, both in the autonomous Kurdish region.
Part of an earlier wave of refugees, a child carries supplies at the Domeez refugee camp in Iraq's Duhok Province on July 4.
Syrian refugees wait at the health center at the refugee camp in Domeez.