Cuisine varies greatly around the world, but the basic ingredients that sustain humans are pretty similar. We eat a lot of corn, wheat, rice and other simple crops. Read on to find out which foods top the list of most important worldwide, listed by annual production and average yield in 2008.
Howler monkeys are widely considered to be the loudest land animal. According to Guinness Book of World Records, their vocalizations can be heard clearly for 3 mi (4.8 km). The function of howling is thought to relate to intergroup spacing and territory protection, as well as possibly to mate-guarding.
NHRA dragsters reach 155-160 decibels. A space shuttle launch is 165-170. The call of a blue whale (largest and LOUDEST mammal on Earth) can reach 188 decibels. In 1883 Krakatoa, the volcano, erupted and the sound was reported at 180 decibels. The sound was heard almost 3,000 miles away. A 1-ton bomb reaches 210 decibels.