Conserving the microbes in coral reefs, for example, could greatly benefit the people who live near them. Healthy coral reefs ...

The sighting has caused a stir in the country and the broader region, as experts believe the whale could be the elusive Migaloo, an extremely rare, decades-old all-white humpback.

The largest animal ever recorded is the Blue Whale. Learn its record-breaking size (up to 190 tonnes, 91 ft long) and why it ...