Bubble blast (IMAGE) Oregon State University Caption A gray whale, top right, performs a bubble blast - depicted by the circular ring on the surface for the water, while headstanding during foraging off the coast of Oregon. Credit GEMM Lab, Oregon State University. Usage Restrictions media use only License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.