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).
2013
2017
2024
2018
2021
1996
1958
2019
2008
2016
2012
1969
2022
1966
1974
2020