Since 2016, sea ice levels have dramatically declined. Thousands of chicks have frozen or drowned, the wildlife fund said.

New projections suggest the population of adult emperor penguins left in the wild, which stands at less than 600,000, could fall to half that by the 2080s.

Aurelian can be defined as a rara avis. Not only did he build nineteen kilometers of sturdy walls around Rome to protect it from barbarian invasions, parts of which are still preserved and bear his name,