Bibliografía imágenes:

Portada: 

https://www.alamy.com/stock-image-happy-dog-is-a-happy-dog-smiling-looking-funny-and-excited-with-his-165439293.html

https://www.linkedin.com/pulse/sorry-you-cant-please-everyone-brittany-mazzurco-muscato/

Ideologías

http://www.dogbreedslist.info/white-dog-breeds/

Nuestro objetivo

https://dogsshelter.wordpress.com/

https://www.topsimages.com/images/puppy-howl-romeo-2c.html

https://www.elespectador.com/noticias/actualidad/hoy-se-celebra-el-dia-internacional-del-perro-callejero-articulo-802786