"Did he shoot my lapwings"
by cm

Northern Lapwing
Creative Commons Attribution Share AlikeNorthern Lapwing - Credit: Andreas Trepte
The Northern Lapwing is a member of the plover family.  It is a crested wader, which migrates from Europe as far afield as China and Africa.

The feathers are not red, so Cathy is presumably asking Nelly to check for blood on them.