Antarctic sea ice loss causes unprecedented penguin breeding failure
Researchers examined satellite images that showed the loss of sea ice where the animals go to have their young.
Penguins
Latest Stories
Zoo welcomes rare penguin chicks Wasabi and Sprout
Humboldt penguins are listed as "vulnerable"with the population in decline.
Coronation ceremony held for 'world's best penguin' Spike
Spike lives in the Cotswolds and has won a global competition.