What Is Amber?
Amber is the fossil resin of ancient pine trees. On hot, prehistoric days, sticky pine resin oozed from trees and hardened in the air fillin
Tag
Sticky
How Does a Spider Make Its Silk?
Spiders make their own silk. They take the protein from the insects that they eat, break them down, and build them up into web proteins. Spi
How Can a Fly Walk on the Ceiling?
How Can a Fly Walk on the Ceiling? A fly can walk across ceilings because it has sticky feet. Each of the fly’s six feet are equipped with t
What Is Humidity?
Humidity is the amount of moisture, or water vapor (water in the form of a gas) in the air around us. There is always some water vapor in th
Why Do Spiders Spin Webs?
Why Do Spiders Spin Webs? A spider’s web serves as its home, as well as a trap. Spiders produce silk threads to build their webs. A spider