1.   Crocodiles have been known to actively stalk and kill humans.

2.   There is some evidence that a tigress who has killed humans abandons the habit once her family is self-supporting.

3.   There was a school of thought that said they should kill the human, whose mad eyes followed them around the floor.

4.   Although he has been made immortal, he retains inconvenient human emotions that make him reluctant to kill fellow humans to feed off their blood.

5.   Anthrax normally afflicts animals like cattle and sheep, but it can kill humans.

6.   But in the Indus Valley, not a single depiction of a military act, of taking prisoners, of a human killing another human has been found.

7.   But it can kill humans.

8.   Each of these animals was big enough to kill a human, especially a kid.

9.   Enough mercury was found in a dead panther to kill a human.

10.   He noted that one type of archaea microbe can survive radiation doses millions of times higher than would kill a human.