When it comes to the most beautiful animals on Earth, there are many out there who would say birds are one of the best ...

Female and young male peacock spiders typically have brown or ... on his abdomen that diffract and break light into many ...

Looks are certainly important for the peacock, with his absurdly bright, burdensome train that he shows off to attract a female. Peahens often choose males for the quality of their trains -- the ...