Water

No! After the dinosaurs died out, nearly 65 million years passed before people appeared on Earth. However, small mammals (including shrew-sized primates) were alive at the time of the dinosaurs. Many scientists who study dinosaurs (vertebrate...
Although both are sea waves, a tsunami and a tidal wave are two different and unrelated phenomenona. A tidal wave is the wave motion of the tides. A tidal wave is a shallow water wave caused by the gravitational interactions between the Sun, Moon, and...
The oldest dinosaur types are known from rocks in Argentina and Brazil and are about 230 million years old. The most primitive of these types, Eoraptor, was a small meat-eating dinosaur. Because Eoraptor's skeleton shows some advanced skeletal features,...
Yes. Lamprey and hagfish are both jawless fishes. They are the only living members of the taxonomical class Agnatha (Greek for “no jaws”). 
No. Although sturgeon and catfish can be found in the same habitats and they both have barbels (whiskerlike growths extending from the jaw), they are not closely related. Sturgeon are much more primitive than catfish. There are some catfish sold for...
Experimentally, it was found that this may be possible. However, there has been no evidence to indicate transmission of WNV to cats or dogs that carry or consume infected animals has occurred naturally. Dogs and cats can get infected by the bite of a...
Birds: Information on Salton Sea bird die-offs can be found through the USGS National Wildlife Health Center Web site.   Information has been issued by the center through their Quarterly Wildlife Mortality Report.Fish: There are several species of...
Mineral elements provide the color in fireworks. Barium produces bright greens; strontium yields deep reds; copper produces blues; and sodium yields yellow. Other colors can be made by mixing elements; strontium and sodium produce brilliant orange;...
You can view a national map of hardness in surface water at water hardness map. Hardness data (reflecting mostly calcium, plus a little magnesium) for individual drinking-water suppliers can be found at this link EPA Office of Ground Water and Drinking...
YES, Visit our National Geospatial Program page or call 1-888-ASK-USGS for our information package on digital cartographic data.