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).
2017
2004
1993
2016
1990
2002
1989
2022
2005
1994
2007
1999
2012
1952
2020
2014