The number of chinstrap penguins in some colonies in Western Antarctica has fallen by as much as 77% since they were last surveyed in the 1970s, say scientists studying the impact of climate change on the remote region.
Emer McCarthy reports.
The number of chinstrap penguins in some colonies in Western Antarctica has fallen by as much as 77% since they were last surveyed in the 1970s, say scientists studying the impact of climate change on the remote region.
Emer McCarthy reports.