One real tracked animal · Birds
Lesser black-backed gull
Larus fuscus
79,677 km tracked over 1,470 days.
Followed for 4 years, from May 2016 to May 2020, across 2,879 recorded positions.
It ranged between 37°N and 51°N, never leaving the northern hemisphere.
The water and air it moved through ran from 4°C to 18°C.
It averaged 54.2 km a day, every day, across the whole tracking period.
It finished 67 km from where it started, roughly back in the same region.
Of the 320 species followed here, this animal covered more ground than 96% of them.