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1 Introduction “I think, therefore I am.” —René Descartes, 17th-century philosopher Few of us question the crucial importance of the brain.
Husky Suren Manvelyan, is a bit of a jack of all trades. He has a PhD in Theoretical Physics specializing in Quantum Chaos but has recently turned his attention to photographing the amazing detailed landscapes of eyes. The ones featured here are all from animals and includes a husky dog, snail, Siames cat, and even a crocodile as well as a few other creatures. With such close photos, one is able to see details such as the irises' color gradients, textures, patterns and even tiny blood vessels, causing these eyes to look like alien landscapes.
Most animals have a daily pattern of rest and activity. Some animals are more active during the day (diurnal) and some are more active during the night (nocturnal). How much time do animals spend sleeping? Well, it depends on the animal: