Life

The mechanism by which life began on Earth is unknown, although many hypotheses have been formulated. Since emerging, life has evolved into a variety of forms, which have been classified into a hierarchy of taxa. Life can survive and thrive in a wide range of conditions. ...

Aerial View of Niagara Falls, Ontario, Canada

Aerial View of Niagara Falls, Ontario, Canada

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Aerial View of the CN Tower in Toronto, Canada

Aerial View of the CN Tower in Toronto, Canada

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African Antelopes

African Antelopes

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African Buffalo, Kenya

African Buffalo, Kenya

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African Elephants, Samburu National Reserve, Kenya

African Elephants, Samburu National Reserve, Kenya

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African Elephants Habitat

African Elephants Habitat

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African Lion, Tanzania, Africa

African Lion, Tanzania, Africa

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African Lioness Born to Be Wild and Free

African Lioness Born to Be Wild and Free

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After the Rain, Tremont Area, Great Smoky Mountains

After the Rain, Tremont Area, Great Smoky Mountains

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Afterglow, Hawaii Tropical Islands

Afterglow, Hawaii Tropical Islands

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Afternoon Nap, Kauai, Hawaii

Afternoon Nap, Kauai, Hawaii

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Afternoon Offshores, Hermosa Beach, California

Afternoon Offshores, Hermosa Beach, California

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Agios Nikolaos, Crete, Greece

Agios Nikolaos, Crete, Greece

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Airedale Terrier In The Field

Airedale Terrier In The Field

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Aitutaki, Cook Islands, Pacific Ocean

Aitutaki, Cook Islands, Pacific Ocean

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