Large dogs can be great pets. Some of them are friendly giants, others are excellent guard dogs that will protect your loved ones and possessions. This list isn’t exhaustive, but it does give you an idea of what kind of dog breeds you need to be on the look out for.

Photo : Wikipedia (https://en.wikipedia.org/wiki/Polish_Greyhound)

The Polish Greyhound is between 70 and 80 cm in height.

Photo : Alpha Coders (http://www.alphacoders.com)

Adult male Bernese Mountain dogs can reach a height of 70 cm.

Photo : Wallpedes (http://www.wallpedes.com)

Great guard dog, fully grown about 70 cm in height.

Photo : Dieter Müßler (https://www.flickr.com/photos/dimuessler/)

Also known as the Bulgarian Shepherd Dog. Maximum height : about 75 cm.

Photo : Wallerz (http://www.wallerz.net)

As its name implies, the Great Dane is a large German breed. The tallest Great Dane, Zeus, had a height of 112 cm, it died at the age of 5 last year.