References & Sources - January 9, 1999
Where have all the red grouse gone?
A parasitic worm is the culprit in the long-standing mystery of why red grouse populations crash every 4 to 8 years in England and Scotland.
References:
Hudson, P.J., A.P. Dobson, and D. Newborn. 1998. Prevention of population cycles by parasite removal. Science 282(Dec. 18):2256.
Sources:
Peter J. Hudson
University of Stirling
Institute of Biological Sciences
Stirling FK9 4LA
United Kingdom
From Science News, Vol. 155, No. 2, January 9, 1999, p. 31. Copyright © 1999, Science Service.
Copyright 1999 Science Service