In 2016, Dutch birdwatcher Arjan Dwarshuis traveled the world to spot as many birds as possible in the span of one year, with the goal to break the big year world record (6042 species, set by Noah Strycker in 2015).
1938
1959
2022
1997
1998
2008
2023
2021
2024
1944
1973
2004
2015
1982
1972
2002