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Domestic Rats Trivia Questions and Answers

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Related Questions & Answers:   Pet Rodents   

1. When crows congregate we call it a murder, and when porcupines pal up we call it a prickle. What might you call a roundup of rats (or mice)?


Answer: a mischief

Interesting Information:
If I had my way, I'd use all four of those interchangeably since rats love to squeak, bother and scrabble as well as they love to make mischief! However, mischief is the answer. Difficulty: Hard.

From Quiz: The Pet Rat Race
 
Some incorrect choices:
a squeak, a botheration, a scrabble

2. What is a group of rats called?


Answer: a mischief

Interesting Information:
Other correct terms for a group of rats are: colony, horde and swarm. Personally, I think a mischief of rats describes our pet rats the best. Difficulty: Hard.

From Quiz: Pet Rats
 
Some incorrect choices:
a tribe, a band, a sneak

3. Which rat was the host for the plague-carrying flea in medieval times?


Answer: Black rat

Interesting Information:
The black rat (Rattus rattus) was the host for the flea that carried the plague and wiped out large populations of people in medieval times. What most people don't know is that the rat was as much a victim of the plague, if not more, than people. The flea much preferred rats to people and only moved onto people when the rat population diminished. Difficulty: Hard.

From Quiz: Rat Knowledge
 
Some incorrect choices:
Brown rat, Kangaroo rat, Gambian rat

4. Name the variety of fancy rat with a head a different colour from its body and a stripe down its back.


Answer: hooded

Interesting Information:
Did you know you can teach rats to do tricks, e.g., jumping from one place to another? Difficulty: Hard.

From Quiz: For All Rat Lovers

5. What kind of games can rats play?


Answer: mazes

Interesting Information:
Rats are intelligent creatures. When food is in the maze, the rat uses its nose to find the food at the end of the maze. Difficulty: Very Easy.

From Quiz: Gettin' Ratty
 
Some incorrect choices:
rock, paper, scissors, tic-tac-toe (noughts and crosses), computer games

6. When frightened, a Kangaroo rat can jump about how far?


Answer: 7 feet

Interesting Information:
Because of the lack of water in the desert, kangaroo rats get most of their water in the form of moisture in the foods they eat. Difficulty: Hard.

From Quiz: Oh Rats!
 
Some incorrect choices:
10 feet, 35 feet, 2 feet

7. What is a male rat called?


Answer: Buck

Interesting Information:
Rats backwards spells 'star' many people think rats are star pets. Difficulty: Easy.

From Quiz: For All Rat Lovers
 
Some incorrect choices:
Rattus, Doe, Ratty

8. People in ancient Rome considered the rat to be what?


Answer: good luck symbol

From Quiz: Oh Rats!
 
Some incorrect choices:
bad luck symbol, messenger of the gods, good eatin'

9. How large should the cage be?


Answer: Bigger is better!

Interesting Information:
The generally accepted size is about 2 cubic feet per rat, but bigger is better! Rats need room to play, eat, and have a bathroom corner. Larger cages will also help reduce squabbles between cage mates competing over resources or a favorite spot. Difficulty: Hard.

From Quiz: Caring for Pet Rats
 
Some incorrect choices:
Big enough for the rat to turn around., Big enough to fit their toys. Too large a cage is overwhelming to a rat., Rats don't need cages, just let them run around the house!

10. When your rat is grinding his or her teeth (a behaviour called bruxing), how is your rat feeling?


Answer: it could be feeling any of these

Interesting Information:
Most of the time our pets are happy and will brux occasionally when content. Bruxing helps grind the teeth down so that they are a healthy length. Bruxing does not necessarily mean a rat is happy however, since they will also grind their teeth in frustration or when they are very ill. Difficulty: Hard.

From Quiz: Pet Rats
 
Some incorrect choices:
content, frustrated, distressed

11. What colour base does a silverfawn stem from?


Answer: Agouti

Interesting Information:
When the pink eye gene dilutes agouti, you get silverfawn. Difficulty: Hard.

From Quiz: Rat Knowledge 2
 
Some incorrect choices:
Black, White, Blue

12. What is a rat called with low-set ears?


Answer: dumbo rat

From Quiz: For All Rat Lovers
 
Some incorrect choices:
ear rat, big eared rat, giant ratty

13. Where does the acacia rat build its nest?


Answer: treetops

From Quiz: Oh Rats!
 
Some incorrect choices:
cacti, abandoned burrows, seaside

14. What is it called when a rat chatters or grinds its teeth together?


Answer: Bruxing

Interesting Information:
When a rat bruxes it is generally contented and relaxed. It has been likened to a cat's purr. Difficulty: Hard.

From Quiz: Rat Knowledge 2
 
Some incorrect choices:
Scraping, Grinding, Quivering

15. Which Latin name below belongs to the brown rat, otherwise known as the Norway rat?


Answer: Rattus norvegicus

Interesting Information:
Rattus norvegicus is the latin name for the common brown rat, otherwise known as the Norway rat (hence the Norvegicus). Difficulty: Hard.

From Quiz: Rat Knowledge
 
Some incorrect choices:
Rattus rattus, Tylomys bullaris, Sigmodon arizonae

16. What is a female rat called?


Answer: doe

Interesting Information:
There are over 200 breeds of rats in the world. Difficulty: Easy.

From Quiz: For All Rat Lovers
 
Some incorrect choices:
buck, mare, rattus

17. Where did the rat come in the Chinese New Year race?


Answer: 1st

Interesting Information:
In the race, the rat was small so he could get through all the brambles, and at the end he jumped on the ox's back to win! Difficulty: Hard.

From Quiz: Gettin' Ratty
 
Some incorrect choices:
2nd, 3rd, 4th

18. Domesticated pet rats (or 'fancy' rats) come in many different varieties of shape and colour. How would you describe a rat who has large round ears placed low on the head?


Answer: a Dumbo

Interesting Information:
Rats with this body type are called Dumbos, after the Disney elephant. While their prominent ears don't enable them to fly, they certainly make them adorable! Difficulty: Hard.

From Quiz: The Pet Rat Race
 
Some incorrect choices:
an Elf, a Pinocchio, a Miller

19. The reddish discharge sometimes seen on a rat's eyes or nose is called:


Answer: porphyrin

Interesting Information:
Reddish discharge called porphyrin is sometimes seen around the eyes and nose of a rat when it is ill. It is often mistaken for blood. Porphyrin is a pigmented secretion produced by a gland behind the eye. The pressence of porphyrin may indicate that your rat is stressed, and you should watch your rat closely for any signs of illness. Toxic beddings like cedar and pine can cause the production of excess porphyrin. Difficulty: Hard.

From Quiz: Pet Rats
 
Some incorrect choices:
erythrocin, blood, pigmentocin

20. Which strain of Mycoplasma do rats suffer from?


Answer: Mycoplasma pulmonis

Interesting Information:
The strain of Mycoplasma that rats carry will not transmit to human beings. Humans have their own strains of myco that can affect respiratory tract, salivary tract and genital tract. Difficulty: Hard.

From Quiz: Rat Knowledge 2
 
Some incorrect choices:
Mycoplasma pneumoniae, Mycoplasma agalactiae, Mycoplasma hominis

21. Which respiratory disease is common to all rats worldwide?


Answer: Mycoplasmosis

Interesting Information:
Mycoplasmosis is found in every rat unless it has been specially brought up as a myco-free animal in sterile lab conditions. Mycoplasma is a very primitive bacterium that infects baby rats as they come in contact with their mother's birth canal or as soon as she starts licking them. Myco symptoms usually appear when the rat is stressed and immune system is low. Myco will usually appear in the respiratory tract as wheezing, sneezing and rattling, but less commonly will attack the reproductive system causing sterility. Difficulty: Hard.

From Quiz: Rat Knowledge
 
Some incorrect choices:
Pneumonia, Rhinovirus, Asthma

22. How long do rats live on average?


Answer: 2 years

Interesting Information:
Rats should be housed with two or more rats so they don't get lonely. Difficulty: Hard.

From Quiz: For All Rat Lovers
 
Some incorrect choices:
4 years, 1 year, 3 and a half years

23. In which country is there a restaurant called 'The Fat Rat' (when translated?)


Answer: France

Interesting Information:
In French the restaurant is called 'Le Rat Gros'. They don't however eat dead rats! Difficulty: Hard.

From Quiz: Gettin' Ratty
 
Some incorrect choices:
Germany, America, China

24. Which, the brown rat or the black rat, has a tail that is usually longer than the body?


Answer: black

Interesting Information:
The black rat was one of the main rats that helped to spread the fleas around during the bubonic plauge. Difficulty: Hard.

From Quiz: Oh Rats!

25. Female rats, or does, go into heat how often on average?


Answer: Every 5 - 6 days

Interesting Information:
Does are receptive to bucks on average every 5 to 6 days, and this can often be observed by the vibration of the doe's ears and hunch-backed stance when her hindquarters are approached. Difficulty: Hard.

From Quiz: Rat Knowledge 2
 
Some incorrect choices:
Once a month, Every 2 - 3 days, Every 8 - 10 days

26. The rat is one of the animals in the Japanese zodiac. Which number is it?


Answer: 1

Interesting Information:
The traditional Japanese belief is that the rat is a messenger of the gods. It is considered unlucky to be born in the year of the rat. Difficulty: Hard.

From Quiz: Oh Rats!
 
Some incorrect choices:
4, 7, 12

27. In any group of rats there is always an autocRAT; his squeaks are the law, and lesser rats must make way or risk his wRATh! What might one call this dominant rat?


Answer: Alpha rat

Interesting Information:
We would call the dominant rat the 'Alpha' rat. The Alpha rat can be male or female (female and male rats are generally kept in separate cages). Difficulty: Very Easy.

From Quiz: The Pet Rat Race
 
Some incorrect choices:
Fat rat, Rat A, Proto-rat

28. When were rats domesticated?


Answer: about 200 years ago

Interesting Information:
Wild rats from London were domesticated around 200 years ago in the early 1800s by 'Rat Catchers' who started breeding them. The first colour variation produced was albino. Difficulty: Hard.

From Quiz: Pet Rats
 
Some incorrect choices:
about 100 years ago, about 50 years ago, about 25 years ago

29. Which chemical found in pine and cedar bedding can be extremely harmful to rats?


Answer: Phenols

Interesting Information:
Cedar is the most dangerous of woods and shouldn't be used as bedding at all. Pine is less so, but still should be avoided. The more odour the shavings emit, the stronger the concentration of phenols. Difficulty: Average.

From Quiz: Rat Knowledge 2
 
Some incorrect choices:
Hormones, Pesticides, Fungus

30. What is the variety of rat which its head is a different colour from its body?


Answer: capped

Interesting Information:
Rats came to England on boats in the 14th century, and with them came the plague due to their fleas carrying the virus. Difficulty: Hard.

From Quiz: For All Rat Lovers
 
Some incorrect choices:
hooded, black and white, black fawn

31. What is the average heart rate (in beats per minute) of a domestic rat?


Answer: 260-600

Interesting Information:
That's a lot faster than in humans. Difficulty: Hard.

From Quiz: Oh Rats!
 
Some incorrect choices:
720-1000, 100-440, 580-990

32. Softwood chips, like pine and cedar, commonly available in pet stores are toxic to small animals because they contain:


Answer: phenols

Interesting Information:
Phenols (also called aromatic hydrocarbons) give pine and cedar their pleasant scent. However, these phenols are absorbed by a rat's respiratory lining and enter the blood. The toxins damage the respiratory tract, and also cause liver enzyme elevation. Exposure to toxins is a stress on the body can despress the immune system. Safe beddings include paper-based bedding, and bedding made from hardwood like aspen and maple. Difficulty: Hard.

From Quiz: Pet Rats
 
Some incorrect choices:
lignin, tanins, preservatives

33. Which bacteria can cause bumblefoot?


Answer: Staphylococcus aureus

Interesting Information:
S. aureus is a bacteria occurring naturally on the skin and can enter the foot via small scratches causing the condition known as Bumblefoot. Difficulty: Hard.

From Quiz: Rat Knowledge 2
 
Some incorrect choices:
Streptococcus pyogenes, Streptococcus agalactiae, Staphylococcus intermedius

34. Rats live how many years on average?


Answer: 2 - 3

Interesting Information:
Unfortunately the short length of life is one of the down sides of owning a pet rat. Although 2 - 3 years is the average, some rats have been known to live to 4 or even 5 years. Difficulty: Hard.

From Quiz: Rat Knowledge
 
Some incorrect choices:
1 - 2, 4 - 5, 10 - 12

35. What animal carried the bacteria which caused the Black Death in the 13th century?


Answer: fleas

Interesting Information:
Rats have been bred disease free for 200 years. The fleas were carried on rats which then spread around Europe, carrying the bacteria to unsuspecting Europeans. Difficulty: Average.

From Quiz: For All Rat Lovers
 
Some incorrect choices:
cats, dogs, birds

36. Are there any fruits and vegetables that rats shouldn't eat?


Answer: Yes, raw sweet potato, avocado peels and orange juice, to name a few.

Interesting Information:
Although rats CAN eat just about anything, there are many foods that are damaging to their health. Raw sweet potato contains cyanide-forming compounds. Orange juice contains d-limonene which can cause kidney cancer in male rats. Avocado is high in fat, but can be a wonderful addition to a rat's diet, however the pit, rind, skin and leaves of avocados are toxic. The part of the fruit in contact with the pit has a higher concentration of toxins.

This information, as well as a full list of forbidden foods for rats can be found here: http://www.petratscanada.com/forbidden_foods.htm Difficulty: Hard.

From Quiz: Caring for Pet Rats
 
Some incorrect choices:
Yes, raw mushrooms, peas, and carrots, to name a few., No, rats can eat anything and be just fine., Yes, rats hate veggies just as much as kids hate them!

37. The part(s) of the body that rats primarily use to regulate their body temperature is the:


Answer: tail

Interesting Information:
Because a rat's tail is bare, it lacks insulation and loses heat. When a rat is hot, more blood flows to the tail to help it lose heat. When a rat is cold, less blood flows to the tail, conserving heat. Difficulty: Hard.

From Quiz: Pet Rats
 
Some incorrect choices:
nose, tongue, face

38. Rats have a heart beat on average of how many beats per minute?


Answer: 260 - 600

Interesting Information:
It sounds like a hummingbird! Difficulty: Hard.

From Quiz: Rat Knowledge 2
 
Some incorrect choices:
80 - 190, 800 - 900, 20 - 100

39. What is the Latin name for the laboratory rat?


Answer: Rattus norvegicus

Interesting Information:
Rats are very different from mice. They have a different temperment and their size is different. Difficulty: Hard.

From Quiz: For All Rat Lovers
 
Some incorrect choices:
Rattus rattus, Ratumusculus, Musculurattus

40. Which province of Canada is completely devoid of rats apart from those used in scientific research?


Answer: Alberta

Interesting Information:
Lying inland and surrounded mostly by territory inhospitable to rats, Alberta did not have a rat within its borders until 1950. A government control programme involving government workers and the citizens ensued and wiped out all the rats in Alberta. No one may keep a rat as a pet in Alberta, and the only rats you'll find there are used for research. Difficulty: Hard.

From Quiz: Rat Knowledge 2
 
Some incorrect choices:
Nova Scotia, British Columbia, Prince Edward Island
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