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).
2012
2018
2023
2013
2003
2025
1948
2014
2019
2020
2015
2008
1965
2022