Zoe, a
smart yellow lab picks up 3 tennis balls at once
and smiles.
Domestic dogs inherited complex behaviors from their
wolf ancestors, which would have been pack hunters
with complex body language. These sophisticated
forms of social cognition and communication may
account for their trainability, playfulness, and
ability to fit into human households and social
situations, and these attributes have given dogs
a relationship with humans that has enabled them
to become one of the most successful species on
the planet today...
