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).
2003
2019
2015
1961
1997
2017
2014
1962
2016
2022
1965
1996
2013