Depending on the species, the airspeed velocity of an unladed swallow ranges from 32.3kmh (20,1mph) to 38.8kmh (24mph).
#science #sciencefacts #swallow #africanswallow #europeanswallow #airspeed #velocity #itsnotamatterofwhereitgripsit #itsasimplematterofweightratio
sidenote : the four capitals of Assyria were Ashur (or Qalat Sherqat), Calah (or Nimrud), the short-lived Dur Sharrukin (or Khorsabad), and Nineveh - of which the ruins of all four ancient cities fall within the modern state of Iraq.
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@AlliFlowers @scienceactually @jgsjames Listen, strange people lurking about on social media is no basis for scientific discovery.
I mean, if I tweeted about a new observance of finches that could solve sudoku or Snapchated a swan hibernating at Tesco, they'd lock me away!