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Kathy Allen

With missing body parts, extra legs, and eyes growing inside mouths, something unusual is happening to frogs. As their environment changes, frogs have become animals on the edge. Discover how scientists are trying to answer the questions behind deformed frogs.

Various Narrators

Capstone Press

Animals on the Edge

Deformed Frogs: A Cause and Effect Investigation

Charging elephants trample homes causing injuries and even death. As their habitat and food supplies shrink, elephants have become animals on the edge. Discover how scientists are trying to answer the questions behind elephants under pressure.

Elephants Under Pressure: A Cause and Effect Investigation