The answer is that they have dispersed from their winter flocks for breeding. This is an annual phenomenon.
Best, Nick Komar Fort Collins CO > On Apr 9, 2018, at 11:48 AM, 'Hugh Kingery' via Colorado Birds > <cobirds@googlegroups.com> wrote: > > Denver Audubon just received a call from a woman in Lafayette with a unique > subject: where have the House Sparrows gone? > > She says she used to have as many as 80, but now she sees only a pair or two, > sproadically. They check out her yard and continue on somewhere else. Have > any of you experienced a diminishing numbers of House Sparrows? > > > Hugh Kingery > -- > You received this message because you are subscribed to the Google Groups > "Colorado Birds" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to cobirds+unsubscr...@googlegroups.com. > To post to this group, send email to cobirds@googlegroups.com. > To view this discussion on the web visit > https://groups.google.com/d/msgid/cobirds/162ab861dc0-179e-141ed%40webjas-vab073.srv.aolmail.net. > For more options, visit https://groups.google.com/d/optout. -- You received this message because you are subscribed to the Google Groups "Colorado Birds" group. To unsubscribe from this group and stop receiving emails from it, send an email to cobirds+unsubscr...@googlegroups.com. To post to this group, send email to cobirds@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/cobirds/156E16FA-9F18-4E94-BECF-EBAF9C9BC003%40comcast.net. For more options, visit https://groups.google.com/d/optout.
