T Rexes - Are They as Smart as Chimps?

Scientists have been doing experiments with hybrid matter anti matter atoms. They've gotten em down close to absolute zero, and found some interesting stuff that we didn't know before. Why are t reck's arms so freaky short? I mean, it would be like a human having arms five inches long. It appears te rexes were about as smart as chimps. And hunt in packs. Though it sheem jerassic park completely. That is awesome. Aa, too bad the jerastic parks franchises anycaus they could need to incorporate this into a future movie.