This photo provided by Morgan Bennett-Smith shows a clownfish near an anemone in Kimbe Bay, off the coast of Papa New Guinea.

As the marine world heats up, clownfish are showing an unsuspected talent for adapting to increasingly extreme conditions.

During a severe heat wave in 2023, scientists scuba diving off the coast of Papua New Guinea captured clownfish to measure their bodies. Between February and August, they calculated the length of 134 ...

A study has found that clownfish are starting to shrink due to heat stress as the waters in the ocean continue to climb, hinting at larger problems.