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).
1992
2022
1993
1994
2021
2019
2007
1972
2020
1999
2012
2017
2010