July 6, 2025 at 3:48 pm

Spiny Devil Katydid Evolved To Keep Making More And More Spines Until Nothing Would Want To Eat It

by Michael Levanduski

Spiny Katydid face

Shutterstock

Imagine you’re wandering through a lush rainforest in the Amazon, pushing aside dense leaves, stepping carefully over twisted roots, when suddenly you notice something bizarre staring right back at you. It looks alien, armored, and just a little bit creepy.

Meet the Spiny Devil Katydid, scientifically known as Panacanthus cuspidatus, one of the most fascinating and uniquely weird insects roaming our planet.

Native to the dense rainforests of South America, particularly the Amazon Basin, the Spiny Devil Katydid isn’t your average backyard bug. With its name alone, you might already picture something fierce—and you’d be right. This katydid sports an impressive array of thorn-like spines covering its entire body, which gives it the appearance of a tiny warrior ready for battle.

These sharp spines aren’t just for show; they’re a clever defense mechanism to deter predators, making this little insect a prickly snack that’s hard to swallow—literally!

Beyond its fierce looks, the Spiny Devil Katydid is also a master of disguise. Its vibrant green color blends effortlessly with leafy surroundings, making it virtually invisible to predators like birds and larger insects.

But camouflage is just one of its many talents. When its hiding spot is discovered, this cunning creature has another trick up its sleeve: it can startle its enemies by suddenly spreading its spiny legs and wings, flashing bold colors to appear even more intimidating.

Spiny Katydid from above

Shutterstock

Size-wise, this peculiar katydid isn’t enormous—it typically measures around 2 to 3 inches in length—but what it lacks in size, it certainly makes up for in attitude. Its diet mainly consists of leaves, flowers, and fruit, keeping the lush greenery around it neatly trimmed. While it might seem harmless as a vegetarian insect, its spiny exterior reminds us that nature equips even the smallest creatures with remarkable adaptations to survive.

Another intriguing fact about the Spiny Devil Katydid is its behavior. Unlike many insects, these katydids are nocturnal, coming alive after sunset. They communicate through distinctive chirps produced by rubbing their wings together, creating sounds that echo through the dense rainforest canopy at night. Their nighttime symphony isn’t just music to our ears; it’s crucial for finding mates and navigating their shadowy world.

If you want to see this interesting, and a little terrifying, insect, check out this video:

The Spiny Devil Katydid isn’t just a quirky creature; it’s also an important part of the rainforest ecosystem, serving as both a gardener and prey for larger animals. Understanding fascinating insects like Panacanthus cuspidatus reminds us of the incredible biodiversity hidden deep in our planet’s forests.

You aren’t likely to find any insect as weird as this one in your own backyard.

If you thought that was interesting, you might like to read about 50 amazing finds on Google Earth.