Jude Isabella
Author
Language
English
Formats
Description
"In 1995, the gray wolf was reintroduced to Yellowstone National Park after a seventy-year absence. All these years later, we can clearly see the cascading effects this has had on the park's ecosystem. This is a spectacular example of a trophic cascade, the term used when an important member of an ecosystem goes missing and many other living things are indirectly affected, causing a chain reaction of events. In the case of the reintroduced wolves...
Author
Pub. Date
©2013.
Language
English
Description
How did language come to be? Why can we speak, while cats and dogs can't? When, how, and where did our 7,000 world languages come from? Isabella looks at languages-- spoken, written and signed-- to find out where they came from and how they're changing.
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