This big chicken is very useful it can collect thatch,wood,berries and fibers. This big chicken also can be used for overpowered dinos but you should be careful about it’s strength while taming it. if you are in level 69 cuz It's saddle is found in level 69.
To get wood, use normal attack which is slashing with claws. To get berries, use bite attack. To use bite attack on mobile, change multi tap to alt attack 2 and tap with 2 fingers when riding the Therizinosaur. To get fiber, use the tickle with claws move. To use the tickle with claws move on mobile, jump when riding the Therizinosaur.