While that means that there’s no definitive methodology for determining what the creepiest animals are, there’s no shortage ...

"Lions are the biggest group-hunting land predator on the planet and thus ought to be the scariest ... intense reactions of ...

Lions, sometimes considered the king of all beasts, aren't the scariest things ... They'd then play the sounds of humans, lions, dogs, gunshots, or birds, and record the animals' reactions.

"Lions are the biggest group-hunting land predator on the planet and thus ought to be the scariest ... discovered that 95% of the animals were more afraid of human noises than lion roars.