Pale-bellied white-eye south-east of Sulawesi in Indonesia. The Wangi Wangi white-eye has a number of differences from the pale-bellied white-eye including larger size, a black body, a long yellow beak, a gray breast and pale feet. Like most white-eyes it has a white ring around the eye and green upperparts. Pale-bellied white-eye The pale-bellied white-eye ("Zosterops consobrinorum") is a species of bird in the Zosteropidae family. It is endemic to Sulawesi in Indonesia. Its natural habitat is subtropical or tropical moist lowland forests. The species has a limited distribution and also appears to be sensitive to human disturbance. Although not yet recognized
Evolution of human colour vision Evolution of human colour vision Evolution of human colour vision over time: humans ("homo sapiens") have developed a trichromatic view of the world in comparison to a majority of other mammals that only see the world from a dichromatic view. Early human ancestors are believed to have viewed the world using UV vision as far back as 90 million years ago. It is thought that the shift to trichromatic vision capabilities and the ability to see blue light have evolved as an adaptive trait over time. It is believed that due to a number of environmental factors, ancestral humans lived