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).
2019
1977
2005
2004
2001
2017
1999
—
2008
1994
2018
2024
2000