Life (as far as we know) started in water and is still very much dependent upon it. Find out about the animals and plants that rely on ponds, the history and key features of this habitat, and why we ...

South Africa is unleashing weevils imported from the United States in a bid to fight off the sprouting growth of Salvinia minima, an alien species of aquatic plant native to South America that is chok ...

The plant is steadily taking over freshwater bodies in the northern region of South Africa, suffocating aquatic life, including on the Crocodile River and the Hartbeespoort Dam it flows into.

South Africa is unleashing weevil beetles in a bid to fight off the sprouting growth of salvinia minima, an alien species of aquatic, floating fern that grows on the surface of freshwater bodies. (AP ...