RE: NANFA-- Snapping Sound, Redhorses

Jay DeLong (thirdwind_at_att.net)
Wed, 8 Aug 2001 11:18:25 -0700

> Thanks for the responses. Here's my wild, off-the-cuff theories -- They
> use the loud noise to frighten invertebrates out of their hiding places
> then snatch them up as they are fleeing.

I'd think their invertebrate food wouldn't benefit by fleeing away from
cover. Maybe the popping has a concussive effect that stuns their food so
that it floats away from cover.

--
Jay DeLong
Olympia, WA, USA
"If the biota, in the course of aeons, has built something we like but do
not understand, then who but a fool would discard seemingly useless parts?
To keep every cog and wheel is the first precaution of intelligent
tinkering."
~ Aldo Leopold (1953)

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