Cockroaches are some of the toughest bugs around. They have lived through nuclear bombs, and can survive for a month on the glue of a postage stamp.
Giant prehistoric dragonflies were the size of a crow, and were excellent hunters. Like modern dragonflies, their eyesight gave them a big advantage as predators.
The eyes of a dragonfly are so big they are like a football helmet on its head. Modern dragonfly eyes have over 20,000 lenses, which allow it to see up, down, backwards, and forwards. Even though dragonflies are keen motion detectors, their eyes don't always pick up subtle details. For example, a dragonfly might try to lay its eggs on a shiny car hood, mistaking it for the surface of a lake!
Arthropleura was a millipede that could get up to 12 feet long and two feet wide! Scientists have found fossilized rows of many footprints, left behind in ancient mud when Arthropleura went for a walk.
This grasshopper-like bug had a 14" wings and liked to eat other insects. How do scientists know? It had spines on its front legs, like many modern day insect predators.
giant sea scorpion
The ocean was a scary place when there were Eurypterids, or sea scorpions, around. Some of them had pinchers, while others had a big poisonous spike on their tails called a telson. These sea scorpions are the ancient relatives to the land scorpions of today.
how many bugs?
For every pound of humans on Earth, there are 300 pounds of insects! There's more insects on Earth than any other living thing - over a million kinds that we know about, and lots more that have yet to be named.