Cutting loose a stuck cow - GIF

Cutting loose a stuck cow.

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Previously:

Automatic milking valves for cows - GIF
Debloating a cow - GIF
Sorting calves from cows - GIF
Tiger Moth biplane hits cow on landing

That's where an electric saw would be better suited...

Interesting how she became still when he started cutting. Vibrations? Chips flying?

The intelligence of a cow demonstrated. What would be the motivation to shove it's head into that tight spot?