Yes, Chinchillas love eating the Willow Tree Branches. This is a perfect feed for your chinchillas. Willow Tree Branches have a tough root. The wood of the tree is very tough with slender branches. Some leaves may be oval but mostly elongated leaves are in the tree. The chins feel easy to chew the willow tree branches so they love it. Before feeding, check whether the feed is coated with any taste or smell.