As a child in school, I vividly remember watching multimedia presentations that went something like this:
“Magma exists just below the crust of the earth…” {BEEP!} {flip} {pause} “The crust of the earth rides on this magma, islands floating on a sea of molten rock.” {BEEP!} {pause} “These crustal plates, as they are called…” {click of a pause button} “Matthew, please flip the projector to the next slide!” “Oh, right, sorry…” {flip} “…grind against one another causing earthquakes, volcanoes, and massive ocean waves called tsunamis…”
Yep, the good old days of the flip-slide projector. Well, today I ran across a nifty YouTube video in the same vein which talks about the massive monkey population of the planet:
http://www.youtube.com/watch?v=a15KgyXBX24