By Stephen Bodio
Pigeons have been most likely the 1st birds to be domesticated, 6000 years in the past within the heart East, and feature been bred right into a multiplicity of kinds and hues unsuspected through these everyday in basic terms with the general birds of parks and barnyards. Bodio stumbled on the pleasures of pigeon-keeping as a baby; during this affec tionate yet unsentimental memoir, he celebrates such different points of the pastime as racing homing pigeons, breeding infrequent decorative kinds, and easily having fun with gazing his flock in flight. He additionally describes his reviews and relationships with a pleasant collection of fellow pigeon fanatics, a fascinating staff of people. properly written, either wonderful and informative, it will be a delightful if probably no longer crucial addition to renowned normal heritage collections; its charm aren't constrained to chicken enthusiasts.
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Additional info for Aloft: A Meditation on Pigeons and Pigeon-Flying
Any light entering the eye that is not caught by the retina bounces off the tapetum and travels back through the retina, increasing the eye’s sensitivity by up to 40 per cent. Ears are moved by more than 20 muscles After dark The tapetum appears as a bright golden or green disc when a source of light strikes a cat’s eye at night. Nose and mouth detect chemicals in air and food Ciliary body Retina Iris Optic nerve Cornea Whiskers are mobile and highly sensitive to touch Anterior chamber Tapetum lucidum Lens Vitreous humour Eye and vision A cat’s eye is a hollow ball ﬁlled with clear jelly, or humour, which lets light pass through.
It receives constant information – chemical and electrical messages – from the senses, skin, and muscles. Corpus callosum connects the hemispheres of the cerebrum Olfactory bulb interprets scents BR AIN AND NERVOUS S YSTEM A cat’s cerebral cortex contains about 300 million neurons. That is almost double the number in a dog’s cerebral cortex. A high degree of cortical folding is linked to increased brain processing and what we humans think of as intelligence. WELL-DEVELOPED REGIONS The areas of the brain involved in interpreting sensory information are particularly well developed in cats.
Cats are extremely sensitive to loudness, about 10 times more so than humans. That is why they dislike noisy environments and become agitated by disturbances such as ﬁreworks. SLANTED AND GREEN ROUND AND GOLD ROUND AND ODD-COLOURED Eye colours and shapes Cats’ eye colours come in orange, green, and blue tones. Some cats have odd-coloured eyes. Eye shape varies from round to slanted, with some Eastern breeds having very pronounced slants. of other cats and enemies, and the rustling of rodents and their high-pitched squeaks.