One real tracked animal · Mammals
New zealand sea lion
Phocarctos hookeri
6,338 km tracked over 227 days.
Followed for 7 months, from July 2014 to February 2015, across 455 recorded positions.
It ranged between 53°S and 51°S, never leaving the southern hemisphere.
Remarkably, it stayed inside a narrow thermal band the whole time, between 6°C and 10°C.
It averaged 27.9 km a day, every day, across the whole tracking period.
It finished within 6 km of where it started, a round trip closed almost exactly.