system
Given the following post, respond as if you're commenting on Reddit:
human
Are there any philosophers that argue some non-human animals have higher well-being than all humans?

A striped dolphin has a lifespan of 55-60 years.  They have complex cognition but do not bear any of the burdens of existential angst or world suffering.  Why is it axiomatic that humans are better off?
gpt
\> but do not bear any of the burdens of existential angst or world suffering.   


What is the evidence for that? They seem to have language and might have developed that sort of discourse. There is no evidence to suggest that they haven't.