Reef balls on the sea bed Reef balls were first developed in the US as a way to help the restoration of damaged coral reefs They are normally made from a ph balanced concrete material and have a rough surface to promote settling by corals algae and sponges They are typically laid on a reef in large groups to create artificial reefs There has been some debate about their effectiveness Photographed off Bali Indonesia
Keep your furry and feathery friends close, whether they are a galloping stallion or a dog taking a selfie. Our gallery is here to turn empty walls into a cute and quirky display of animal art.
Psst! Did you know chimpanzees, elephants, and dolphins are some of the most intelligent mammals out there?