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).
2016
2012
1970
2019
2007
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2020
2018
1984
2023
1997
2024
1993
1971