Puppies:

all black puppy with tongue sticking out "Cute Puppies @ December 20, 2015 at 09:36AM" by Dailypuppies is marked with CC0 1.0
White puppy with brown spots "Cute Puppies @ December 20, 2015 at 12:13PM" by Dailypuppies is marked with CC0 1.0
mixed black and white puppy with its tongue sticking out "Cute puppy panting" by Ivan Radic is licensed under CC BY 2.0