raymond opio explains their strategy. ymond: the thing is, we are very successful up to today because of the community around. because we work hand in hand with the community around. and for this kind of project to stand, the first people is the community. a poacher cannot come from china area, anywhere to come and poach rhinos right from where they are. they have to use the local people, and if the local people are your friends, it is the best. now the local people are our informers. reporter: and that includes the farmers in the area. they are allowed to graze their cattle in the sanctuary, up to 40 animals each per day. daniel: this sanctuary, they help us to grass our animals. they have enough grass, which helps the animals to increase in the amount of milk. reporter: and the children in the area can now also attend school. it's financed by the rhino fund. the rangers regularly come to talk to the kids about the rhinos, and explain why they're so important. raymond: all of you know what a rhino is. what do rhinos have