The ‘Blob,’ an unprecedented marine heat wave, killed 4 million seabirds

Millions of other animals may have perished too, suggesting the die-off event might be one of the worst in modern times.

The ‘Blob,’ an unprecedented marine heat wave, killed 4 million seabirds
Millions of other animals may have perished too, suggesting the die-off event might be one of the worst in modern times.