At least 10 elephants are now known to have died from the latest poisoning incidents near the Hwange National Park.
The state-run Chronicle says game rangers and police officers raided a house in the Tsholotsho District and arrested three men, all in their twenties.
A fourth man managed to escape.
A 100g of cyanide, a small amount of ivory as well as marijuana were found during the raid.
These arrests are in connection with the latest poisoning of elephants with cyanide around Hwange National Park.
