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1.
Has the longer lifespan.
2.
Artificial selection by humans has led to many different breeds of the animal.
3.
Originated about one hundred thousand years ago in Eurasia.
4.
Can obtain oxygen via respiration.
5.
Has a two-chambered heart.
8.
Biology journal "Behavioral Processes" estimates that 80% of the population is "unrestrained" by humans.
9.
Has the same number of chromosomes as humans.
10.
Has about half a dozen offspring at a time.
11.
Have pharyngeal teeth.
13.
On average, males are smaller than females.
14.
Has the faster top speed.