What’s devastating the moose population in New England?

Researchers track New Hampshire moose in hopes of pinpointing cause of population decline More

In some regions of northern New England, the moose population is down as much 40 percent in the last three years. The cause of this iconic animal’s dramatic die-off is not yet known, but researchers’ main theory is centered on the parasitic winter tick, and warmer winters may be partly to blame. Hari Sreenivasan reports from New Hampshire.

AIR DATE 4/7/14