The black swallower fish can swallow prey twice its length and ten times its size. However, gluttony is a dangerous option. Too greedy and the gasses released can cause it to overinflate, bursting its gut.
There are pros and cons to the small size of the zunzuncito, or bee hummingbird, the world’s smallest bird.
The satanic leaf tailed gecko, found only on the island of Madagascar, is the only flat-tailed gecko who camouflages itself by looking like a dead leaf.
A parasitic marine isopoda, the tongue eating louse makes its way inside the fish’s mouth, where it attaches to the tongue—all while undergoing a sex change.
The ocean sunfish, also known as mola mola fish, are not only the largest bony fish species in the ocean, but also the highest-ranking vertebrate reproducer on the planet.
In 2009, Dr. Arthur Anker photographed this moth in the Gran Sabana region of Venezuela. But over a decade later, its validity is still up for debate.
The bagworm moth caterpillar is unique among moth species in that it uses bits of twigs, leaves, and bark to create its cocoon, providing vital camouflage.
Found in Central and Southern Africa, the baobab, also known as the upside-down tree, can become so massive that people can even live in it.
The ocellated icefish, found in the icy waters of Antarctica, lacks hemoglobin in its blood, which is what makes its blood transparent.