Ever noticed that some animals have slit-shaped pupils in their eyes? This gives them a number of advantages, says Stuart Blackman. Slit-shaped pupils have a far greater range of contraction and ...
A domestic cat’s eye narrows to a razor-thin vertical slit in bright sunlight, while a grazing sheep stares out through a wide horizontal bar. These are not cosmetic quirks. A 2015 study in Science ...
Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment.View full profile Rachael has a degree in Zoology ...
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