As Dr Dog, who has looked after him for 6 years or more, would say - "With him, you can never tell."
But things really started to go pear-shaped in April.
By June, Dr Dog declared to my sobbing humans that Mr Thumper would probably have no more than 6 months to live.
And it would be sooner rather than later.
even if it wasn't exactly true.
But because everyone forgot to tell Mr Thumper the bad news of his imminent death,
by July, his appetite came back.