Rats are animals that are seen or referenced in many episodes.
Don't Hug Me I'm Scared (Web series)[]
Don't Hug Me I'm Scared[]
In this episode, a dish labeled "Ratty" is seen for the first time.
Don't Hug Me I'm Scared 2 - TIME[]
The rat running away
Rat Meat and Son's
During the Victorian scene, a place called "Rat Meat & Sons" is seen, and when the Man Covered in Green Slime pops up from the sewer, an actual rat is seen running away in the background.
Don't Hug Me I'm Scared 3[]
The character named Furry Boy closely resembles a rat and in the story of Michael, when he pushes over a rock, rats can be seen running away.
Don't Hug Me I'm Scared 4[]
There are no known rat references in this episode other than Ratty's rat hole.
Don't Hug Me I'm Scared 5[]
Ratty's bowl in Episode 5
Ratty's dish can be seen again.
Don't Hug Me I'm Scared 6[]
In Don't Hug Me I'm Scared 6, the "Ratty" dish can be seen in both the real room and in the cartoon sequence. The dish labeled "Ratty" is in almost all of the rooms.
Don't Hug Me I'm Scared (TV series)[]
General[]
A list seen on the fridge in the kitchen has "rat shin" written on it. However it is only first readable in "Family".
Death[]
The recipe for the shepherd's pie contains "rat egg" and there is a dead rat in Duck's coffin.
Family[]
First a rat is embroidered on the "A family should respect their elders" tapestry and secondly a rat can be seen running and squeaking near the Family Tree.
Friendship[]
Yellow Guy proclaims the computer password to be "Rat Eyes". Duck mentions it's Yellow Guy's maiden name.
Transport[]
When Duck makes up his visual inventory at the end of the episode he mentions a rat skull.
Electricity[]
The had of a rat is drawn on the chalkboard wall in the Big Boys room.
Other[]
Bad Things That Could Happen[]
A mouse or a rat is seen getting caught in a mousetrap.
Kickstarter[]
In the Kickstarter videos, we can see Roy uploading a video called "Rat Eats Egg", and just before the scene ends there are a few frames of a picture of a rats face touching an egg, most likely eating it.
HELP videos[]
In the HELP videos, Duck states, "Well, whoever lives here certainly needs a tidy up. It smells like rats and gasoline in here!" Although the rats are never seen, there is a direct mention of rats.