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).
2007
2011
2024
2015
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2000
1933
2023
2010
1985
2022
1948
2021
2001
2019
2016
1995