Complex sentence: Nearly 8,000 different species of flora and fauna are known from the islands of Bermuda and the number is likely to be considerably higher if all micro-organisms, cave-dwellers and deep-sea species were counted.
Split into simpler sentences: Nearly 8,000 different species of flora and fauna are known from the islands of Bermuda. The number is likely to be considerably higher if all micro-organisms, cave-dwellers and deep-sea species were counted.