Before compasses, Vikings navigated the ocean using birds, whales, celestial bodies, chants and rhymes.
Some signs from animals that an earthquake is coming includes birds flying in circles, dogs barking for hours and elephants starting to run.
Until the 1950's, Tibetans disposed of their dead by taking the body up to a hill, hacking it into little pieces, and feeding the remains to the birds.
The penculine titmouse of Africa builds its home in such a sturdy manner that Masai tribesmen use their nests for purses and carrying cases.
Bald eagles are not bald. The top of their head is covered with slicked-down white feathers; from a distance they appear hairless.
An eagle can attack, kill, and carry away an animal as large as a young deer. The harpy eagle of South America feeds on monkeys.