No, It's Mine! Golden Retriever Puppies Won't Share Their Favourite Toy

Just like most humans, it is quite normal for a dog to be unwilling to share a toy it has grown attached to because it views it as an object it should guard.
Sputnik

Meet two marvellous golden retriever puppies - Ace and Kona, who were filmed by their owner while they were struggling to get full control over their favourite yellow stuffed toy.

The puppies' grip on the toy is very strong and they are carrying it, unwilling to share. 

"Just some boys being bros," their owner wrote, and every dog owner probably finds the scene very familiar. 

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