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300 dolphins are spotted off the coast of São Tomé, where local conservationists work to protect the islands' unique marine life and ecosystems.
Summer temperatures in the Sierra Morena often exceed 30 degrees Celsius, while the region receives less than 500 millimeters of rain each year.
More than 350,000 plant species exist today, each playing a vital role in supporting life on Earth through photosynthesis and oxygen production.
Lake Baikal, at 637 meters deep and 636 kilometers long, contains nearly 20% of the world's fresh water and is home to unique animal and plant life.
Biologist David Rubik has studied the wildlife in Panama for 30 years, noting nearly 500 different kinds of butterflies in just one acre of tropical forest.
64,660 hectares of the Picos de Europa National Park in northern Spain protect diverse ecosystems and wildlife, including beech forests and alpine meadows.
Wood Buffalo National Park covers 44,900 square kilometers and is home to the largest wild herd of wood buffalo, numbering around 6,000.
Wood Buffalo National Park covers 44,900 square kilometers, nearly one-and-a-half times the size of Belgium, and is home to 47 mammal species.