
The SciencesMarch 1, 1997
Plants That Warm Themselves
Some plants produce extraordinary heat when they bloom. A few even regulate their temperature within narrow limits, much as if they were warm-blooded animals

Plants That Warm Themselves
Some plants produce extraordinary heat when they bloom. A few even regulate their temperature within narrow limits, much as if they were warm-blooded animals

The Brush Turkey
This Australian bird is one of a family that constructs mounds in which to incubate its eggs. The process requires remarkable adaptations of both egg and hatchling

The Echidna
This egg-laying mammal, also called the spiny anteater, has lived in relative obscurity in the Australian bush. Now secrets of its natural history and reproductive behavior are being explored