Barnacle geese and brent geese video

This video from the Netherlands is about differences between barnacle geese and brent geese.

As Arctic temperatures continue to rise, migratory barnacle geese have responded by speeding up their 3,000-kilometer migration in order to reach their destination more quickly with fewer stops along the way, according to new evidence. Unfortunately, the birds’ earlier arrival isn’t making as much of a difference as one might expect: here.