While green isn’t an unusual color in nature, beautiful green animals are somewhat rare and exotic. Many green-colored animals, such as toads and various insects, have little going for them besides ...

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, ...

The Amazon Rainforest is home to some of the most exotic and beautiful animal life on the planet. Recently, scientists have discovered another rainforest resident deep within Brazil’s palm-dense Juruá ...

Beauty in the animal kingdom isn’t just for show—it’s a survival tool, a way to attract mates, or even a disguise. A bird’s brilliant feathers can signal strength, while a butterfly’s shimmering wings ...