Its strong energy allows it to sustain the rigours of the long demanding journey ahead. Their lungs recycle their breath, so that every available bit of oxygen is used The understanding and Da Yan Wild Goose. It contains slow, fluid, movements and Pdf_module_version Ppi Rcs_key Republisher_date Republisher_operator associate-ronil-villaceran@ Republisher_time Scandate Scanner Scanningcenter Bar-headed geese Da Yan (literally = ‘Great Goose’) are extraordinary: They migrate some 2,, miles over th