Mystery Animal

[dgilbert]

Looks like a snake that just ate.

[jason86]

I see an opportunity to buy a better camera😂

[Brute Killer]

Looks like a catfish.

Yeah, OP, I think your first instinct was correct.
That is a catfish.
They do weird stuff.

[Barney1971]

as they say in south texas... uno essnake

[MadHatter]

Grinnell completing the dry land phase, in his bid to complete the Ironfish Triathlon.

[Mission408]

Tuna hunting some lions, using a kelp breathing apparatus

[Voodoo]

That IR can make all kinds of funky apparitions

[Amerritt]

Catfish!