The new semester is starting and you're probably stressed about your increasing coursework. Here are 15 photos of different dog breeds to brighten your day!

1. Appenzeller Sennenhund

This cute dog breed hails from Switzerland and its name refers to senn, meaning Swiss herders.

2. Czechoslovakian Wolfdog

This breed was created by the Czechoslovakian Special Forces to serve as a military dog and became the national dog of the country soon after.

3. Entlebucher Mountain Dog

This Swiss dog is believed to be a descendant of mastiffs, brought to Switzerland from Rome in the first century B.C.

4. Hovawart

This cute dog breed comes in a variety of colors and was first seen in German paintings during medieval times.

5. Finnish Spitz

This playful breed, known in Finland for being friendly toward children, was originally bred to hunt squirrels.

6. Kai Ken

This cute dog breed comes to life in many Japanese cartoons and video games, often serving as an awesome sidekick.

7. Keeshond

The keeshond has a double coat of fur that has dual purpose: it protects against cold weather in the winter and against sunburn in the summer.

8. Kooikerhondje

This breed almost became extinct after World War II, but was saved by a Dutch kennel.

9. Lancashire Heeler

This small dog breed of the UK is known for its friendliness toward owners and passersby, but is more territorial than other small dog breeds.

10. Miniature American Shepherd

This dog breed was previously known as the Miniature Australian Shepherd, but had its name changed when it was deemed to be too similar to the Australian Shepherd.

11. Norwegian Buhund

The word buhund is derived from the Norwegian word bu, meaning mountain hut, and hund, meaning dog.

12. Portuguese Podengo Pequeno

This lively dog breed traveled with Portuguese voyagers during the 13th century, keeping rats and rabbits away from the explorers' supplies.

13. Samoyed

Fur that the samoyed breed sheds is used in knitting as a wool replacement in their native Siberia.

14. Slovensky Cuvac

This dog breed, native to Slovakia, was originally used as a guide for mountain dwellers when they gathered sheep's milk, the primary currency at the time.

15. Tibetan Mastiff

There is a famous series of paintings from the Qing Dynasty of China that depicts the Tibetan Mastiff as a guardian of monasteries.