THEY say birds of a feather flock together, but one cockatoo is bucking the trend.

Not only does daft Martyn think he's a dog, but he also enjoys regular walkies with his owner Sian Charles.

But unlike dog owners giving their pooches a stroll, Martyn isn't kept on a lead.

Sian, aged 40, said: "He loves the great outdoors, especially the other birds.

"He's the most affectionate pet I've ever had."