I saw this in a short but in-depth documentary about vulpine vocalisations.
You might find it on YT if you search for 'comparative acoustic communication' and 'Ylvis'.
( , Mon 1 Apr 2019, 20:59, Reply)
You might find it on YT if you search for 'comparative acoustic communication' and 'Ylvis'.
( , Mon 1 Apr 2019, 20:59, Reply)