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Social media users woke up to some sad news on Friday -- the death of the beloved Grumpy Cat. The cat, known for her famous displeasing look, died on Tuesday in the arms of her fur-mom, Tabatha. Posts ...

Why it's awesome: Move over grumpy cat — say hello to the grumpy frog. In addition to being a famous meme, black rain frogs have plenty of unusual traits that make them fascinating critters. For ...

Major League Baseball history will be made this holiday weekend­—by a grump. The Internet star, Tardar Sauce, also known as Grumpy Cat, will take Chase Field to throw the ceremonial first pitch at ...