By Dieudonné Ndanezerewe The announcement of tin and coltan deposits potentially worth tens of billions of dollars ...

The black-crowned night heron (Nycticorax nycticorax) is a white and gray bird with a black head (hence the name). These birds love to frequent coasts, as well as inland waterways and wetlands.

Black-crowned night-heron. This predator is adapted to hunt at night. In the French Guiana this is one of the major night heron species with its cousin the Yellow-crowned night-heron (Nycticorax ...

The news that a large quantity of cassiterite and coltan ores has been found in a nature reserve in Burundi has led to widespread misunderstandings. Mining industry experts have been critical of ...