Bird migration
Aristotle noted that cranes traveled from the steppes of Scythia to marshes at the headwaters of the Nile. Pliny the Elder, in his Historia Naturalis, repeats Aristotle's observations.
Who repeats Aristotle's observations?
Pliny the Elder
Pliny the Elder, in his Historia Naturalis, repeats Aristotle's observations.
Aristotle's observations