Bobtail Skink

leap at the opportunity (to do something) and leap at the chance (to do something); jump at the chance (to do something); jump at the opportunity (to do something)

Fig. to accept an opportunity eagerly. Frank leapt at the opportunity to become a commercial artist. It was a great idea and we leapt at the opportunity. I would leap at the chance to go to Moscow. His company proposed to send him to England, and John jumped at the chance.