Your puppy's body language
Your puppy can't communicate through speech, so look at their body language and try to recognise how you can meet their needs.
The evolution of a dog's behaviour
Domestication has seen dogs change from wild animals to household pets, which has resulted in drastic behavioural changes. As dogs no longer need to source food or seek shelter, they need to be able to communicate their needs to their owners, which they learn to do so from an early age.