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).
2019
2023
1993
2016
1972
2002
2020
2021
2012
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1999
2022
2024
2015