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Contagious yawning has been observed in humans, but there is also evidence for interspecific contagious yawning among non-human domesticated animals [full paper: https://t.co/cmx4LVWi8k] [source: https://t.co/RysR1i1goY] https://t.co/wCkDLOHtUo
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Massimo(@Rainmaker1973)
Astronomy, astronautics, meteorology, physics. Engineer, trying to build the big picture of #science via selected & curated pics, videos & links
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