Common examples of igneous rocks, which are demonstrated for studying rock characteristics include pumice, basalt, granite, gabbro, obsidian and rhyolite.he most abundant rock in the earth's crust is none other than the igneous rock type. It alone accounts to about 90 percent of all rocks in the top layer of the earth's crust.
The official state bird of Florida is the Northern Mocking bird, at least for now. The Florida Scrub Jay or possibly the Osprey may end up ousting the Mockingbird as our state bird.
Florida's Imperiled Birds. Florida is home to several species of colonially nesting wading birds like egrets and herons, as well as beach-nesters like terns and plovers. Everglade Snail Kite Photo: RJ Wiley. Double-crested Cormorant - Tampa Bay populations have declined recently from 650 pairs to 450 pairs.