1. Dropfish
It is also called sad fish or soft spiny sculpin, bobo fish, because of its crying face, it is known as "the most sad fish in the world". The dropfish has a tadpole-like body shape and a twisted ugly face. Since it does not have a swim bladder, it can only use gills to breathe.
II. 鮟鱇
Deep-sea fish with a very peculiar appearance. The body is short conical, the head is large and flattened, the mouth is flat and broad, its edges are long with a row of sharp teeth with the tip inward, the eyes grow on the back of the head, and the body is soft and without scales.
The short-tailed dwarf kangaroo (scientific name: Setonix brachyurus) is stocky and strong, less than 60 cm tall, and has a distinctly short tail. Known as "the happiest animal in the world" because of its chubby face and "sweet" smile. It feeds on grasses, leaves, seeds and rhizomes and is endemic to southwestern Australia.
4. Bangka tarsiers
Each eye is bigger than its brain, and the large eyes of this ultra-small primate are nature's weirdest night vision goggles. This tarsier is native to Borneo and parts of Sumatra.
5. Wrinkle sharks
Wrinkle sharks are a species of shark in the genus Wrinkle sharks. The wrinkled shark, also known as the quasi-eel mackerel, is the most primitive type of shark, without subspecies differentiation, and is known as a "living fossil". There are six gill lobes on each side of the body, and the gill spacing is long and folded, and covers each other
