On the stunning coral reefs of Christmas Island, 2,600km northwest of Perth, in the Indian Ocean something strange is happening.
Three species of angelfish are interbreeding in a process known as hybridisation. The process could lead to the original species being lost or the emergence of a totally new species of angelfish.
School of Science PhD candidate Federico Vitelli is trying to find out exactly what will happen to the three species as part of his research.
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