Villains: Admire the great white shark's electrical sensors, the razor-sharp limbs of the dead leaf mantis and the zombie-creating powers of cordyceps fungi. (S1, ep 3) [S]
Superpowers: Discover fireflies' flirty flashes, the tarsier's incredible night vision, the mantis shrimp' punch and the saltwater croc's prey-detecting sensors. (S1, ep 2) [S]
Origin Stories: Check out the bowerbird's funky dance moves, the Christmas Island crab's traffic-dodging prowess and the sockeye salmon's incredible swimming skills. (S1, ep 1) [S]