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).
2014
2013
2019
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1994
1992
2018
1980
2003
2016
2015
2020
1996
1946
1998
1986
1987