The population of Chinstrap penguins on Elephant Island, a core breeding location off the coast of Antarctica, has declined by 57 per cent in the last 50 years
Source:
https://www.newscientist.com/article/2261951-chinstrap-penguin-population-halved-at-key-antarctic-breeding-area/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home