Primates exhibit a striking diversity of colors and patterns in their pelage and skin markings,
used in functions as diverse as camouflage to sexual signaling. In studying primate colors, it …

In recent years, the study of polarisation vision in animals has seen numerous
breakthroughs, not just in terms of what is known about the function of this sensory ability …

Aposematism is one of the great mysteries of evolutionary biology. The evolution of
aposematic coloration is poorly understood, but even less understood is the evolution of …

Throughout history, the stars have provided humans with ever more information about our
world, enabling increasingly accurate systems of navigation in addition to fuelling some of …

Camouflage is perhaps the most widespread anti-predator defense in nature, with many
different types thought to exist. Of these, resembling the general color and pattern of the …

Poison dart frogs provide classic examples of warning signals: potent toxins signaled by
distinctive, conspicuous coloration. We show that, counterintuitively, the bright yellow and …

Atmospheric black carbon has long been recognized as a public health and environmental
concern. More recently, black carbon has been identified as a major, ongoing contributor to …

Camouflage is a widespread phenomenon throughout nature and an important antipredator
tactic in natural selection. Many visual predators have keen color perception, and thus …

Females of several primate species undergo cyclical changes of their sexual skin, ie, the
development of a swelling or a change in color. The relationship between intracycle …

Ornamentation of parents poses a high risk for offspring because it reduces cryptic nest
defence. Over a century ago, Wallace proposed that sexual dichromatism enhances crypsis …