Spiders have been the earth’s most common land predator for over 400 million years.
Another interesting spider fact is that scientists believe that spider silk may be the strongest material in the world. To date, no one has been able to replicate it.
Arachnid – Wikipedia
Common Spiders – UC Berkeley
Eating Insects?! – Bug Chef – National Geographic
Food Webs, Ecological Importance of Spiders – Science Friday
How Much Spiders Eat – Science Alert
Mercury in the Food Web – Reuters
Specialty Spiders – Kidzone
Bohart Museum of Entomology– UC Davis