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).
2020
1945
1946
2022
2009
1952
2017
1971
1951
2014
2012
2016
2007
2010
2019
1940