Sand dollar exoskeletons are often found washed up after the animal has died. But this live individual has put on a hypnotic ...

When Brazilian researcher Dr Maria 'Duda' Santos went scuba diving in Okinawa, Japan, she was surprised. Everywhere she looked, she saw species that were totally different to the marine life back home ...

Marine animals can be fascinating and very beautiful. However, you should not approach some of them. Some fish and jellyfish are highly poisonous, and contact can sometimes be fatal. Read here about ...