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).
2011
2018
2020
2024
2006
2012
2013
2015
2022
1931
1996
2007
1997