What is the spinosaurus short forelimbs used for?

The short forelimbs of the Spinosaurus are believed to have been adapted for specific functions, such as grasping and possibly aiding in hunting aquatic prey. These limbs may have helped the dinosaur maneuver in water or stabilize itself while catching fish, which was a significant part of its diet. Additionally, they could have played a role in courtship displays or other social behaviors. Overall, the forelimbs were likely specialized for its semi-aquatic lifestyle.