The Arctic Tern, which is a small bird, can fly a round trip from the Arctic to the Antarctic and back. This can be as long as twenty thousand miles per year. This is the longest migration for a bird.

Close to 73% of girls in Bangladesh are married by age 18.

The longest fangs of a snake are found on the Gaboon Viper (Bitis gabonica), and can reach over 2 inches in length.

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