These gorgeous, long-tailed marine creatures—formerly known as Siamese fighting fish—have been famous for centuries for their aggressive nature, which breeders have exploited in order to fight them, ...

Nature’s natural colors can be breathtaking. Tropical birds are famous for their brightly colored feathers, and many fish species are dazzling. There are gorgeous insects that look like they’re ...

Nature produces some truly extravagant costumes, and birds have evolved more than their fair share of dazzling outfits. Often, it's the male birds that steal the show with bold colors and unfurling ...

Most colorful snakes: People often think of snakes as scary or legendary creatures, but nature has given many species colors so bright that they change the meaning of "natural beauty." In the last few ...