Steve Cutts made many animations about different issues including environmental destruction and animal rights.
One of his most popular videos is entitled "Man" which has over 47 million views. It was published in 2012.
In 2020, he made a sequel to his video:
Steve Cutts made a video inspired by the media coverage of Melissa Bachman hunting in South Africa. It ends with "Animation by Steve Cutts in support of animal rights."
In January 2020, he made a video which, in his words, "explores the destruction of the environment, climate change and species extinction from different perspective."
There are other good videos that Steve Cutts made which I would recommend, including this one which shows the most common ways in which people die:
In this video's description it states, "The story of a rodent's unrelenting quest for happiness and fulfillment."
Here is another video about a man reflecting on his life in his last moments: