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).
1985
2024
2022
2020
2015
2005
2006
2017
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2014
1957
2008
2021
1971