Module 1 - Man's Best Friend Flashcards

1
Q

Where do dogs originate from?

A

Dogs are an ancestor of the grey wolf. Modern day wolves also originate from the grey wolf. Dogs have not evolved from the modern wolf.

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2
Q

Why did dogs replace wolves in early human settlements?

A

Dogs are opportunists and drawn to food. They replaced wolves because wolves distrusted humans and the dogs gravitated towards humans because of the availability of food.

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3
Q

When did humans and dogs start bonding, according to research?

A

Around 15,000 years ago. There are theories of this, but no science-based evidence to back this up.

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4
Q

Why have dog genetics become completely entangled?

A

Because of 19th-century experimentation and deliberate cross-breeding.

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5
Q

Why did 19th-century humans cross-breed dogs?

A

To create a completely new breed to suit their needs.

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6
Q

Why did humans perform repeated breeding?

A

To enhance or reduce specific features.

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7
Q

What actions altered a dog’s DNA

A

Ramdom dog-breeding by their own actions and inter-species breeding with wolves.

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8
Q

What mating practice do wolves exhibit?

A

Pair-bonding and mate for life.

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9
Q

What does a wolf-pack consist of?

A

The pack is offspring of the pair bonded couple only. No other wolves.

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10
Q

Do dogs pair-bond?

A

No, not unless this is facilitated artificially by breeders.

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11
Q

Does a female dog only mate with one partner?

A

No. She will mate with several dogs. Often straight after each other while she is in season.

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12
Q

Does a male dog only mate with one partner?

A

No. Males are permisques and seek out any female to mate with.

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13
Q

Is a wolf outgoing in the way that dogs are?

A

No. They are shy and suspicious of other wolves and humans.

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14
Q

Are dogs and wolves the same animal?

A

No. No matter how they are raised, they have separate traits, characteristics and behaviours.

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15
Q

Is a dog a pack animal the same as a wolf is?

A

No. The wolf pack is a family structure. Domestic and feral dogs collect in unconnected groups.

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16
Q

What is artificial selection in dogs?

A

Persistent breeding in dogs to create specific looks, behaviours and characteristics. It is specific and intentional.

17
Q

How many olfactory receptors does a dog have?

A

The average dog has 220 million. Dogs bred for sniffing can have up to 300 million scent receptors.

18
Q

Why do sniffer dogs tend to have long ears?

A

The ears help capture and trap the scent more effectively.

19
Q

What is the dog’s jacobson’s organ?

A

A unique area in the dog’s nose solely for detecting hormones and pheromones unique to reproduction.

20
Q

Can dogs see in the dark better than humans can?

A

No. They can see much the same as us, but they can see movement better than static objects.