1.

Tomassereda / Getty Images
2.

Nikada / Getty Images
3.

Vitalyedush / Getty Images
4.

Dious / Flickr: 91387891@N07
5.

Jorge Franganillo / Flickr: franganillo
6.

Kavalenkavavolha / Getty Images
7.

José Manuel Romero / Flickr: fotografiandomundo
8.

Jorge Franganillo / Flickr: franganillo
9.

Agafapaperiapunta / Getty Images
10.

Jon Ander / Flickr: 131685544@N08
11.

Pug Girl / Flickr: pug_girl
12.

Vitalyedush / Getty Images
13.

Tomassereda / Getty Images
14.

Jon Ander / Flickr: 131685544@N08
15.

Bert Kaufmann / Flickr: 22746515@N02
16.

Alex Rud / Flickr: 131065851@N03
17.

Kanuman / Getty Images
18.

Rick Ligthelm / Flickr: ligthelm
19.

Tomassereda / Getty Images
20.

JMM / Flickr: 144617848@N08
21.

Kristoffer Trolle / Flickr: kristoffer-trolle
22.

Kavalenkavavolha / Getty Images
23.

Juanedc / Flickr: juanedc
24.

Bert Kaufmann / Flickr: 22746515@N02
25.

Fred Bigio / Flickr: bigiof
26.

Almusaiti / Flickr: almusaiti
27.

Querbeet / Getty Images
28.

Jackf / Getty Images
29.

Nicolas Vigier / Flickr: boklm
30.

Marianceccarelli / Getty Images
31.

Jon Ander / Flickr: 131685544@N08
32.

Pug Girl / Flickr: pug_girl
33.

Dious / Flickr: 91387891@N07
34.

Mariya Prokopyuk / Flickr: mariyaprokopyuk
35.

Michal Krakowiak / Getty Images
36.

Alija / Getty Images
37.

Tomassereda / Getty Images
38.

Konstantinos Dafalias / Flickr: 72906133@N00