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).
2018
2021
2020
1997
2024
2007
2019
1975
2008
2023
1986
2015
1994
2010
1960
2016