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For many avian species, raising young is a very large investment. Instead of doing it themselves, some birds use a method called brood parasitism, leaving an egg or multiple eggs in a host bird’s nest to be raised there. This … Continue reading
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Environmental pollution has become one of the biggest concern to the human race. Ironically, although we suffer from pollution, we are also the biggest contributor to pollution. Pollution not only affects human health but also poses a major threat to … Continue reading
The urine of male tilapia fish contains information about the male’s dominance. Males use this information to communicate their social dominance to other males. This acts as a competition deterrent amongst males. Male fish showed decreased aggressive responses when exposed … Continue reading