It's only an animal, right? Get real, folks!
And while I might not actually die (but some with more severe allergies than me might come close to that), I defend my right to travel in comfort over that of an animal. Thousands of animals are transported in aircraft holds every day, and the number of deaths is miniscule in proportion to the whole.
Isn't this the reason why United has climate controlled pressurized Petsafe program?
From the FAQ:
https://www.united.com/web/en-US/con...imals/faq.aspx
The PetSafe program has the following features:
Pets travel within United's specially designed plane compartments that are pressurized in the same way as passenger cabins.