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).
1976
2014
2016
2004
2022
2019
1996
2008
1981
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2024
2010
2005
1986