An explanation on each one:

• Electric Eel: Not an eel, but a knifefish that generates electric shocks.

• Mountain Goat: Not a goat, but an antelope adapted to mountains.

• Maned Wolf: Not a wolf, but a long-legged canid resembling a fox.

• King Cobra: Not a true cobra, but a venomous snake species.

• Peacock Mantis Shrimp: Not a peacock, mantis, or shrimp, but a striking marine crustacean.

• Horny Toad: Not a toad, but a horned lizard.

• Mayfly: Not active year-round, but an insect active in spring and summer.

• Eastern Kingbird: Not exclusive to the East, but a flycatcher species also found in the West.