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).
2002
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1999
2004
1971
1991
2012
2015
1985
2008
2019
2022
2016
2020
2003
2017