Hi Glyn,  There could be all sorts of things going on here depending on his age, breed and medical history. Some breeds, like the

I have a 19-week-old male guinea pig, he's indoors, an only pig, and is handled daily, he's on good feed, plenty of fresh vegs, fruit, and

My dog is an extremely fussy eater and thin because of this. He's a happy healthy young boy - can you advise how to encourage

When I got her, she was in just a tank with a water bowl. No hide house, no basking light, no branches to climb; nothing. She has all that now

I have a rescue dog who is very nervous about men & strangers, but she will not let me near her to clip her nails or put drops in her ears if