- Lions in the wild usually makes no more than 20 kills a year.
- Rain contains vitamin B12.
- Yawns are contagious to dogs as well as humans.
- The subject of the first printed book in England was about chess.
- Dolphins can kill sharks by ramming them with their snout.
- Snakes can't bite in rivers or swamps (they would drown otherwise).
- Brazil borders every country in South America except Chile and Ecuador.
- Months that start on a Sunday will always have a Friday the 13th.
- The Giant Pacific Octopus can squeeze its entire body through a hole the size of its beak.
- Born in 1882, Emmy Noether was a German mathematician who made important contributions to abstract algebra and theoretical physics, described by Einstein as the most important woman in the history of mathematics.
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