Evolution/breeding
Over breeding can have a ____ effect on the dogs health.
Negative
What traits are more recognizable in dogs than wolves?
Loyalty, docility, and understanding of human communication
When were dogs first domesticated?
20,000-30,000 years ago
What is the main reason dogs are over-bred?
Breeders can make a lot of money from breeding and selling dogs that have a unique appearence
How many pairs of chromosomes do dogs have?
39
How were dogs domesticated?
Taking pups from dens and raising them while also training them.
How did humans speed up the process of evolution in dogs?
By training them.
Which hormone relates to relationships and pair bonding in dogs?
Oxytocin
What is domestication?
The process of selecting certain traits in two dogs and breeding them to ensure that their offspring will have those traits and the traits will be more dramatic.