Fulcrum line

The Earth's ecosphere was rapidly changing and throwing up a wide range of ecological niches that new adaptive organisms..

A running water environment offers numerous microhabitats for many types of animals. Similar to plants, animals in lotic..

Apart from vitamins, the human body also requires high energy sources such as carbohydrates and fats. If you want an ove..

Human intelligence provided the means to utilize abstract ideas and implement reasoning. This tutorial takes a further l..

Plants and animals need elements, such as nitrogen, phosphorus, potassium, and magnesium for proper growth and developme..

The diversification of several new species from a recent ancestral source, each adapted to utilize or occupy a vacant ad..

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