Hippo?
Is it a big beautiful walrus?
Or a big smelly sea lion?
No and no.
Mountain lion?
Me, when people try to interact with me before I’ve finished my morning coffee.
A warthog fighting some other animal?
getting warm
Is it a jaguar
a little colder
I’m pretty into animals/nature/animal behavior so I don’t know if this is well-known well-known, but this animal is pretty well-known for it’s sounds. It makes some pretty distinctive and surprising other kinds of sounds as well.
a wild boar?
colder
Bobcat
Winner. I would also have accepted Lynx for the Euros.
Kamioka Observatory, ICRR (Institute for Cosmic Ray Research), The University of Tokyo
edit: Super-Kamiokande Neutrino Detector if you need it more specific
57 minutes isn’t horrible
I guess I’ll wait for the official declaration, but I have the next pic ready.