Things are looking up for the world's rarest cat, whose population has doubled in number over the past decade.
Penguins can only taste two flavors, salty and sour, according to new research that sheds light on why temperature is so important to food appreciation.
A hidden camera set up in the Sahara Desert captures some of the world's only images of the rare Saharan cheetah.
Geese can travel high over mountains, but they choose to fly roller coaster-style over the Himalayas. Researchers found out why.
An extensive new study ranks the largest animals in the ocean.
The North American population of monarch butterflies has decreased by 90 percent over the past two decades. Federal regulators are now considering giving the butterflies legal protection. Continue reading →
The constrictor was almost 10 feet long and needed 40 minutes to consumer its luckless prey.
The organization and its thousands of volunteers will take a census of birds throughout the Americas.
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