Dog Body and Behaviour Mysteries Quiz: Advanced

Answers and explanations appear after you finish all the questions.

1. A dog has started howling along with an ambulance siren. When does this howling usually stop, according to the description?

   • When the siren can no longer be heard
   • When a nearby dog howls back
   • When the siren passes closest

2. If you want to know whether your sleeping dog is dreaming, how long after it falls asleep is it suggested you start watching?

   • About 80 to 90 minutes after
   • About 40 to 50 minutes after
   • About 10 to 20 minutes after

3. On a walk, a dog rolls in something smelly, rubbing its body in it. Which explanation of this behaviour is described as the strongest?

   • To be harder to notice when sneaking up on prey
   • To pass scent information on to its social group
   • To show that the place belongs to it

4. When a dog rolls in something smelly, which part of its body is it said to rub on the ground most often?

   • From the back to the shoulders
   • From the rear to the tail
   • From the belly to the chest

5. A variant that makes the body larger, found next to a gene involved in body size: when does a 2022 study think it appeared?

   • A variant that appeared through breeding since the 19th century
   • A variant that appeared as wolves began to become dogs
   • A variant that appeared among wolves over 50,000 years ago