For example, some farmers in Kenya use donkeys to guard against lions and cheetahs.

VOA: special.2010.07.27

While clean-up continues in Louisiana,Alabama and Mississippi, officials in Florida are watching to guard against oil damage here as well.

VOA: standard.2010.07.05

The White House has promised a thorough investigation of the matter, and steps to guard against a repeat of the tragedy.

VOA: standard.2009.11.10

Sometimes they're reluctant to take part in important training such as fire safety classes and child identification programs, which guard against abduction.

VOA: standard.2010.07.22

She says people must keep up their guard against the virus, which is unpredictable and could change into a far more dangerous form.

VOA: standard.2009.12.29

The F.A.O.says that by signing the treaty, governments promise to take steps to guard their ports against ships involved in such fishing.

VOA: special.2009.12.08