The visible portion of the 13-foot-tall (4-meter-tall) Christmas tree isn't ancient, but its root system has been growing for 9,550 years, according to a team led by Leif Kullman, professor at UmeÃ¥ University's department of ecology and environmental science in Sweden. Enlarge Photo.
Here are the facts: 1  More than 100 million animals are reported killed by hunters each year.  The vast majority of species that are hunted -- waterfowl, upland birds, mourning doves, squirrels, raccoons, rabbits, crows, coyotes, etc. -- provide minimal sustenance and do not require population control.
According to these statistics, about 53 billion land animals are slaughtered annually worldwide. (It should be noted that at the time the numbers were compiled, they were the minimum numbers of animals killed each year.