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).
2013
1985
1940
2001
2007
2022
2006
1910
2019
1953
2004
2008
1996
1952
2020
1976