Scan the following excerpt from Gallo's TED Talk.

"I want to jump up to shallow water now and look at some creatures that are positively amazing. [ . . . ] It's just fascinating how cephalopods can, with their incredible eyes, sense their surroundings, look at light, look at patterns. Here's an octopus moving across the reef. [It] finds a spot to settle down, curls up, and then disappears into the background. Tough thing to do. "

settle down: v. to sit comfortably
curl up: v. to lie in a curved position

What animal is he talking about?:
What can it do?: surroundings and self to into background

Watch the segment at 0'42" from Gallo's TED Talk, and check your answers.