Little Friends Small Pet Nibble Sticks Fruity Flavour. Colourful and tasty, these fruity flavoured Nibble Sticks from Little Friends are a healthy treat for small pets. Helping to wear down constantly growing teeth and a great boredom breaker, these colourful Nibble Sticks are appealing to both small pets and their owners. Perfect for all small gnawing animals! Suitable for mice, rats, gerbils and hamsters.