The Evolution and Domestication of Dogs

What did humans initially breed dogs for?

• To track game

• To guard homes

• To perform tricks

• To be companions

What was a significant result of the Russian experiment with silver foxes?

• Foxes developed sharper teeth

• Foxes became more aggressive

• Foxes grew larger in size

• Foxes began to act more like domestic dogs

What physical trait did the foxes develop after being selected for tameness?

• Sharper claws

• Thicker fur

• Floppier ears

• Longer tails

Which breed is considered one of the most ancient dog breeds?

• Labrador Retriever

• German Shepherd

• Saluki

• Bulldog

What was the purpose of breeding the Samoyed by Siberian people?

• To be lap dogs

• To perform in circuses

• To hunt, pull sleds, and herd reindeer

• To guard palaces

What is a unique feature of the Basenji breed?

• It is hairless

• It is barkless

• It has a blue tongue

• It has webbed feet

What was a consequence of breeding dogs for specific traits?

• Improved hunting skills

• Increased intelligence

• Health issues due to a shallow gene pool

• Decreased lifespan

What was the role of turnspit dogs in Victorian times?

• To turn spits for roasting meat

• To entertain children

• To guard livestock

• To hunt small game

What is a common health issue in Huskies due to selective breeding?

• Obesity

• Epilepsy

• Autoimmune diseases

• Heart problems

Why are mutts generally healthier than purebred dogs?

• They eat a better diet

• They have a more diverse gene pool

• They are more active

• They receive more vaccinations