What makes the animals glad to work hard for Animal Farm?

Answer 1

Honour.

Answer 2

The animals on Animal Farm are initially motivated by the promise of a better life free from human oppression and exploitation. They work hard in the belief that they are working for the collective good of all animals on the farm, fostering a sense of unity and purpose. Additionally, their belief in the principles of Animalism and the vision of a fair and just society keep them motivated to work hard despite the challenges they face.