Deep Sea Footage on Instagram: "The tail slap is a powerful, versatile weapon used by orcas (and other large cetaceans) that combines speed, mass, and precision: a high-velocity downward or sideways sweep of the fluke delivers a shockwave through water that can stun, injure, or kill prey. Orcas use it to flip buried animals like stingrays out of sand, stun fish schools into tight balls for easy feeding, and incapacitate larger targets such as seals or smaller whales; the same move can also drive