Wolf, Ticks, Send Michigan Moose Numbers Plummeting

Publication: National Geographic News   Date: June 6, 2005   View Article

The moose population on a remote Lake Superior island is down sharply again this year. But the numbers of the moose’s only predators—wolves—are holding steady, according to the latest figures from what may be the longest running study of any predator-prey system in the world.

The study on Lake Superior’s Isle Royale in the Isle Royale National Park began in 1958. The nearly five decades of data are providing scientists with an unprecedented look at the oscillating relationship between moose and wolves.

Related Posts

Photosynthesis interrupted: Plant parts used to generate electricity

Global greening, the other ‘greenhouse effect’, is underway

Critters evolve rapidly to cope with environmental change

Diapers made from silk and discarded shrimp shells?

Robotic jellyfish gets more realistic

© 2008-2010 Collected Writings By John Roach