When you’d love to have a pet but think you’re so busy you might forget to feed the little critter, there’s good news for you.
Photographs and information for a large collection of igneous, metamorphic and sedimentary rocks. Geology.com
出典：Rocks: Pictures of Igneous, Metamorphic and Sedimentary Rocks
Get information, facts, photos, news, videos, and more about rocks from National Geographic.
出典：Rocks, Rock Information, Facts, News, Photos -- National Geographic
In geology, naturally occurring and coherent aggregate of one or more minerals. Such aggregates constitute the basic unit of which the solid Earth is comprised and typically form...
出典：rock | geology | Britannica.com
Learn all about ants, facts about ants and different types of ants. There are more than 12,000 species of ants all over the world.
出典：Ants - Facts About Ants - Types of Ants - PestWorldforKids.org
Ant Control. Facts: identification, life cycle, habitat. Learn how to identify different types of ants. Call Orkin to get rid of ants in the house.
出典：Ant Control: Types, Facts, Get Rid of Ants – Orkin.com
Carpenter Ants - Among the largest ants, from 1/4- to 3/8-inch long. The most common species is black, but some have reddish or yellowish coloration. Workers have large mandibles.
出典：Carpenter Ants: Carpenter Ant Control & Facts - Orkin.com
Learn all you wanted to know about ants with pictures, videos, photos, facts, and news from National Geographic.
出典：Ants, Ant Pictures, Ant Facts - National Geographic