The world is filled with exotic wildlife. There are a lot of species that are lesser known to the world. Scientists themselves keep discovering new species every year and admit that modern science is not familiar with all existing animals. Here are 15 animals you might not know about.

15. Glaucus Atlanticus

Glaucus atlanticus, better known as the blue ocean slug, is a unique marine gastropod that spends it life in the open ocean. The blue glaucus occurs in temperate and tropical waters throughout the world’s oceans.


14. The Amazonian Royal Flycatcher

Royal Flycatcher is very widespread, with a distribution that extends from southern Mexico south to the Atlantic Forest region of southeastern Brazil. The most notable feature of Royal Flycatcher is the long ornate crest, which is red to orange (paler in females), with black and blue spotting.