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).
2024
2016
2022
2014
2007
2019
1999
1984
2012
2003
2023
1972
2001
2021