United Airlines

❚ Transported 138,178 out of 506,994 animals last year

❚ Accounted for 18 of the 24 deaths that occurred last year

❚ United’s policy allows for cats, dogs, rabbits and household birds other than cockatoos for a $125 fee.

❚ The policy states the kennel must fit completely under the seat in front of the customer and remain there at all times.