More than 18,600 chickens, ducks, quails and other fowls have been culled in the country since Sunday.
It's the fastest-growing HIV epidemic in Asia and the Pacific, according to a U.N. agency.
Duterte said schools being run by an indigenous group were teaching subversion and communism.
The conservative, majority Catholic nation is the only country in the world where divorce is not allowed.
The implementation of the ban is a realization of President Rodrigo Duterte's 'dream of a tobacco-free future.'
It's brought militants in the region together and strengthened their resolve to fight, a new report says.
Twelve others were thrown into the water off popular tourist island Cebu but survived, police said.
The Philippine president wants martial law to be extended in the country's south until the end of the year.
Fighting between state security forces and Islamic State-affiliated militants has been raging for months.
Poll data comes as Philippine president denies a report he arranged for back-channel talks with a terrorist group.