Animals
Researchers estimate that there may be as many as 1 trillion species of micro and macro
lifeforms on Earth. A single spoonful of soil may contain 10,000 different species of bacteria.The big-
punching peacock
mantis shrimp lashes
out with a force a
hundred times its body
weight of 0.6^ kg (1
lb 5^ oz).
Each strike is delivered
50 times faster
than a blink of a
human eye!