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Meet the colorful takahē, an extremely rare flightless bird. Find out more about its unique features and why they matte..

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Animals living in aquatic habitats have diversified and evolved through time. They eventually occupy ecological niches a..

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This tutorial deals with the abiotic factors of the freshwater environment that determine what sort of life would be sui..

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Human Neurology deals essentially with the nervous system of humans. It also features the various theories put forward b..

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Human Reproduction

Humans are capable of only one mode of reproduction, i.e. sexual reproduction. Haploid sex cells (gametes) are produced ..