The gif in question:

A place for majestic STEMLORD peacocking, as well as memes about the realities of working in a lab.

Rules
This is a science community. We use the Dawkins definition of meme.
The gif in question:

Goats have a goatee, goat-feet, a perceptible smell, horns, and sound like an evil laugh. Also, they have a nasty habit of taking people by surprise in places no sane people would imagine a large animal could be.
No need to mess with deer in weird positions.

So... deer are mantids?! I thought they were alien reptilians... I'm so in the weeds...
I think there was a reference to it in infinite train as well, but I can't remember where exactly.