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).
2016
2018
1943
2024
2015
2014
2017
2020
2019
1993
2007
2008
2005
1979
2011
2009
1995