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).
1980
1963
2024
2016
1935
2020
2012
2013
1934
2019
2023
2025
1977
1975
2010
1968
1984