I could be wrong but I think it is revise.
The kangaroo, because a dust bunny is literally a pile of dust that's been collecting, not a living creature
Answer:
A constant and rapid fall of volcanic ash from a large eruption is ideal for preserving what exists upon the land at the time of deposition. So you see we should even preserve the things. It can bury them intact without moving them and without completely crushing or burning them.