Allee effect and metapopulations

Paul Cherubini cherubini at mindspring.com
Mon Jan 22 11:54:23 EST 2001


> An example from the world of birds is that with fragmentation of a forest
> there is an increase in edge effect which leads to greater predation.  This
> has been verified as taking its toll on many nesting birds.  Does this apply
> in the world of lepidoptera and insects as well?
 
Fragmentation changes the forest, but not solely for the worse.
For example, check out these tens of thousands of monarch butterflies
finding an abundance of nectar and water in a hole cut in the forest
at one overwintering site in Mexico:
http://www.monarchwatch.org/grafx/gallery/images/roosts/roost03.jpg
 
Paul Cherubini, Placerville, Calif.
 
 
 ------------------------------------------------------------
 
   For subscription and related information about LEPS-L visit:
 
   http://www.peabody.yale.edu/other/lepsl
 


More information about the Leps-l mailing list