The term 'Peacock Tail Spots' refers to the colorful eyespots on the feathers of a peacock's tail. The crossword solutions for this term are 'OCELLI' (6 letters) and 'Eyes' (4 letters). OCELLI are small, simple eyes found in some animals, such as insects, that are used to detect light and dark. In the case of a peacock, these OCELLI are found on the feathers of its tail and are known as eyespots. These eyespots are usually brightly colored and can be used to attract mates or scare away predators. The other solution, 'Eyes, ' is a reference to the fact that the eyespots on a peacock's tail resemble eyes.