(PhysOrg.com) -- Lions, tigers and bears top the ecological pyramid-the diagram of the food chain that every school child knows. They eat smaller animals, feeding on energy that flows up from the base where plants convert ...
Ecology
Apr 15, 2010
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Lions, tigers and bears top the ecological pyramid -- the diagram of the food chain that every school child knows. They eat smaller animals, feeding on energy that flows up from the base where plants convert sunlight into ...
Plants & Animals
Apr 5, 2010
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When it comes to investigating mysteries, Sherlock Holmes has nothing on Rice University biologist Amy Dunham. In a newly published paper, Dunham offers a new theory for one of primatology's long-standing mysteries: Why are ...
Plants & Animals
Jul 14, 2009
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Farmers are reducing the environmental impacts of pesticide use by attracting birds of prey to their lands. In some areas, American kestrels—small falcons—are replacing chemicals by keeping pests and invasive species ...
Ecology
Mar 1, 2018
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Predatory birds like buzzards, eagles and barn owls could be used to monitor pollution across Europe, say scientists.
Ecology
May 7, 2014
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Thirty-two years ago, Penn biologist Daniel Janzen broke some ribs falling into a ravine in the Area de Conservacion Guanacaste in northwestern Costa Rica. Sore and unable to leave his chair beneath a 25-watt light bulb deep ...
Plants & Animals
Aug 5, 2010
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