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).
2015
1985
2019
1991
1988
2006
2000
2014
2012
2024
2016
1972
2007
2009
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2022
1994