WA penguin population feeling the heat

Breeding, diet and population size of WA's little penguins are being affected by marine heatwaves. (HANDOUT/DEPARTMENT OF PARKS AND WILDLIFE)

Rising ocean temperatures are reducing the population of little penguins living on Western Australia's coastline.

New research from the University of WA has shown breeding, diet and population size of little penguins on Penguin Island are being affected by marine heatwaves.