Breeders use ______ to create smaller dogs or bigger dogs

babies and animal babies ________ traits from their parents.

Dalmatian, great dane, german shepherd, Chihuahua are all different_______ of dogs

Selection has been used on foxes to create friendly foxes to keep as pets

Some animals live in groups to help each other_________

Which is NOT an example of an animal that lives in a group for survival?

All dogs originally came from_____

This dog was made smaller by the process of selection for the Chinese royal family

Blue lizards are created by_______

Can selection happen without people?

When dogs wag their tails they are