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).
2002
2010
2020
1986
1987
2004
2024
1957
2012
2007
2023
2011
2015
1962
2022
1991
1980
2003
2019