Video claims beavers are not in Afruca because there was no system of rivers and trees connected to other locations beavers lived in Europe and Asia

https://m.youtube.com/watch?v=Acrpl4gLFBM

If beavers were imported to parts of Africa with rivers and trees could that do more to improve living conditions of Africans in the long run then giving them food hand outs

Let's say the food budget was reallocated with a beaver budget and no more free food was given to them with that money