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Wetlands serve as some of the most complex and important ecosystems on Earth, providing habitat for many plants and animals, collecting and filtering water, and reducing the amount of damage from floods and heavy rainfal... More »

www.reference.com Science Earth Science

A penguin is a type of flightless bird that lives along the coasts of the Southern Hemisphere, especially Antarctica, southern Africa, southern Australia and the southern and western coasts of South America. There are se... More »

www.reference.com Pets & Animals Birds Penguins

Cool facts about owls include that they are one of the most diverse species because they live in all types of habitats and are native to every continent except Antarctica. There are as many as 220 different species of ow... More »

www.reference.com Pets & Animals Birds Owls
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Human activity affects ecosystems in a wide variety of ways, but it primarily does so through agriculture, habitat destruction, water use and fishing. Whenever humans enter a habitat, they tend to reshape it to fit their... More »

www.reference.com Science Earth Science

The tundra is a large habitat that is both the coldest and the driest of all biomes. The tundra biome is found in the Arctic Circle and Antarctica. More »

www.reference.com Science Earth Science

The one and only known home for life, Earth is one of the most interesting planets of the solar system. Life on Earth is extremely diverse; however, relative to Earth's size, all of life is contained within a very thin l... More »

www.reference.com Science Earth Science

One interesting fact about Earth is its status as the fifth planet in terms of size but the densest of all. It also ranks as the largest of the terrestrial planets in the solar system and the only one on which water exis... More »

www.reference.com Science Earth Science