1.   The bus station was a seething mass of people.

2.   Madrigueras station was a seething mass of soldiers.

3.   A seething mass of large red ants had already partly devoured his eyes, nose and mouth.

4.   Aid officials with loudhailers lined the road telling children to hang on to their parents in the seething mass of humanity.

5.   She had to fight tooth and nail to stay upright in the seething mass of chanting Gazans, swearing to shed blood for Arafat and Palestine.