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).
2023
1936
1949
1975
2024
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2022
1996
2006
2002
2001
2018
1981
2016
2013
1987