I just did a quick review of the scientific literature of this issue. Ingested amygdalin is absorbed across the intestinal wall in birds, but isn’t metabolised, and is excreted intact in the urine (the liquid component of the droppings).
Kind regards, Stephen
Stephen Ambrose Ryde, NSW
—–Original Message—– From: Birding-Aus < birding-aus-bounces@birding-aus.org> On Behalf . . . → Read More: Fwd: amygdalin > hydrogen cyanide