THIRTY-SEVEN Wrapping her free arm around Taffy’s dorsal fin, Eva said a prayer. Taffy echolocated on the sea monster, then emitted whistle commands to the other dolphins, and Eva heard the whistle for bang. In preparation, Eva held her bow tightly in her free hand. Bang. Bang. Bang. The vibrations traveled through Eva’s body, and she clenched her jaw, biting her snorkel in her mouth as the Tylosaurus slowed once more. Then they were off, speeding toward the creature, with no time to think, only to act. Taffy feinted to the tylosaur’s flank and rammed it. Eva used the forward momentum to grab onto a front paddle, sling her leg over the beast, and pull herself onto its back. Its hide was rougher than she had imagined it would be. Axel and Jose stabbed the beast in its neck with their

