Buzz
Animals have had hundreds of millions of years to adapt, resulting in some truly incredible designs. From amusing creatures like the duck-billed platypus and blobfish to the grandeur of lions and elephants, nature continuously demonstrates its ability to create almost anything.
Yet, perhaps the most astonishing are the animals that remain hidden from sight. Some have evolved so perfectly to blend with their surroundings that they continue to elude scientific discovery. Below are ten examples of such remarkable camouflaged animals.
10. Soft Coral Crab
Hoplophrys oatesii is a type of crab found in the waters around Indonesia. Measuring just 1.5 to 2 centimeters (0.6–0.8 in), these crabs spend almost their entire lives within soft coral, earning them the common name of the soft coral crab.
The coral they inhabit, Dendronephthya, is soft and bushy, often referred to as “cotton candy corals.” The crabs feed on plankton trapped in the coral, which means they rarely need to leave. Their shells are covered in tiny spindles that mimic the coral branches, but the crabs go further by attaching pieces of the coral to their shells, earning them the alternate name, candy crabs.
9. Lichen Katydid
While many insects are not typically considered beautiful, the lichen katydid could be described as a demonic, otherworldly creature. Hiding in the treetops, this insect has managed to avoid scientific detection until recently, so not much is known about it, aside from its appearances in Australia and parts of Central and South America.
Camouflage typically involves a mix of shapes and colors, but the lichen katydid takes this concept to an entirely new level. With spines protruding from its body and vivid lines on its dark exterior, it gives the illusion of being hollow. From a distance, it could easily be mistaken for a piece of wire art rather than a living insect.
8. Dead Leaf Moth
Uropyia meticulodina is a moth species native to China and Taiwan. While in flight, U. meticulodina behaves like any other moth frantically bumping into a light. However, when it lands, it takes on a completely different appearance.
Similar to its relative, the dead leaf butterfly, the dead leaf moth lives up to its name: it resembles a dead leaf. But while both these creatures are impressive, the butterfly has one significant flaw the moth has avoided. Butterfly wings rest vertically, making the insect look like a leaf balanced on its side. The dead leaf moth, however, gives a far more convincing display. Its wings not only mimic dead leaves but also appear curled, with veins matching the natural patterns, creating a stunning 3-D effect with realistic shadows.
7. Whitebanded Crab Spider
Misumenoides formosipes, also known as the whitebanded crab spider, is found throughout the United States and Canada. It was once considered a fairly ordinary spider until it was discovered that this spider doesn’t just have camouflage; it possesses active camouflage.
Instead of spinning webs to catch its prey, this spider sits on flowers and ambushes anything that comes too close. Since these arachnids are typically white or yellow, they prefer flowers of matching colors. However, it wasn't until 2015 that scientists learned female whitebanded crab spiders can shift between these colors by circulating pigmented fluid within their bodies. The reason this was not noticed earlier is that the process is incredibly slow. It can take anywhere from three to nine days for the spider’s color to fully change, making it more practical for them to seek a flower that matches their current hue than to adapt to a random flower they find.
6. Tasseled Anglerfish
Native to Australia, the tasseled anglerfish is one of over 200 species of anglerfish. Known for using lures that extend from their foreheads to attract prey, the tasseled anglerfish differs from the ones seen in Finding Nemo. Unlike the swift swimmers of the deep, this fish is slow and awkward, often dragging itself along the ocean floor with its fins.
To survive, they rely on resting on rocks, letting food come to them. Their primary strategy for capturing prey is to remain invisible. They achieve this through several tactics. First, they adjust their coloration to blend in with their surroundings. Their skin is also covered in warts, giving it a rough, rock-like texture. Additionally, long spines and fleshy filaments cover their bodies, making them resemble seaweed or coral. This deceptive appearance attracts unsuspecting prey, which might be drawn to the lure or mistakenly forage among the seaweed, only to be engulfed by the anglerfish’s enormous mouth.
5. Moorish Gecko
Chameleons are undoubtedly the most renowned animals for camouflage. By altering their lower skin layers, lined with nanocrystals, they change color. When the skin is tensed, the nanocrystals come closer together, and when relaxed, they spread apart, reflecting light in new ways and altering their color. However, chameleons are not the only lizards skilled in camouflage.
The Moorish gecko, a common lizard found across Europe, Africa, North America, and Asia in coastal or urban environments, can also change its color to match its surroundings. Unlike the chameleon, however, or any other land animal, the Moorish gecko employs the same technique as octopuses and cuttlefish. Their skin contains opsins, proteins that react to light. In an experiment, the lizards were placed on a new color, which they then matched. When blindfolded, they still matched the color, but when their skin was covered and their eyes left uncovered, they could no longer change color, making them unique among terrestrial camouflagers.
4. Lanternfly
The lanternfly is a moth-like insect found across the globe. If you're lucky enough to spot one, you'll immediately notice its quirky head, which can resemble peanuts, alligators, saws, or anteater snouts. However, aside from the fact that their populations are decreasing, you're unlikely to catch a glimpse of one anytime soon due to their excellent camouflage abilities.
The outer wings of the lanternfly are colored and shaped to blend seamlessly with the trees from which they feed on sap. If the insect feels threatened or startled, it opens its wings to expose a second layer, which is patterned to resemble the large, glowing eyes of a predator.
3. Poop Caterpillar
There are four primary types of camouflage used by animals. Concealing coloration is when an animal's color blends with its surroundings, like a polar bear. Disruptive coloration is when animals use patterns to break up their shape, like a tiger. Mimicry is when an animal imitates another species, like the lanternfly. And disguise is when animals resemble an object, such as a stick insect.
After careful consideration, Apochima juglansiaria determined that the most effective disguise would be one that few predators would consider appetizing: bird droppings. By using simple black and white hues, this caterpillar curls up to mimic bird poop, protecting itself from birds and other predators that aren't interested in that type of snack. An experiment revealed that when curled up, black and white caterpillars were three times less likely to be preyed upon compared to green caterpillars. It’s an unusual strategy, but the results speak for themselves.
2. Lizard Snakes
When it comes to lizards, we’ve always known one thing: unlike snakes, they have legs. Well, that’s not entirely true. The glass lizard, native to North America, may look like a snake, but it’s actually a long, legless lizard. Fortunately, these creatures are harmless to humans, and their snake-like appearance likely helps them avoid larger predators. The name 'glass lizard' comes from their ability to shed their tail, which makes up about half of their body, creating a dramatic 'shattering' effect when they’re grabbed.
A similar species, the Florida wormlizard, despite its name, is neither a worm nor a snake. In fact, it’s not even technically a lizard, but belongs to the Amphisbaenidae family. Lacking eyes and earholes, these pink creatures spend most of their time underground. However, when they surface, they resemble a giant 28-centimeter (11 in) earthworm. While harmless, they certainly aren’t a pleasant sight.
1. Adelpha Serpa Celerio
Before transforming into a striking black and white butterfly, the young form of Adelpha serpa celerio is a strange and eerie creature. As a caterpillar, it’s covered in small, fluffy spikes that resemble leaves. Its green coloration helps it blend in, making it resemble moss and protecting it from potential predators.
Before it can emerge as a butterfly, this creature first constructs a chrysalis (cocoon) to protect itself during the transformation. Unlike typical caterpillar cocoons, this one is intricately designed, combining shades of green and metallic hues to mimic a beetle. With detailed features such as body segments, eyes, wings, and massive pincers, the cocoon creates a menacing appearance. This disguise helps keep predators at bay while the caterpillar undergoes its metamorphosis into a butterfly.
