Adam Clarke's Commentary on the Bible - Daniel 7:5
Another beast - like to a bear - This was the Medo-Persian empire, represented here under the symbol of the bear, as the largest species of these animals was found in Media, a mountainous, cold, and rough country, covered with woods. The Medes and Persians are compared to a bear on account of their cruelty and thirst after blood, a bear being a most voracious and cruel animal; the bear is termed by Aristotle an all-devouring animal; and the Medo-Persians are known to have been great robbers... read more
Adam Clarke's Commentary on the Bible - Daniel 7:4
The first was like a lion, and had eagle's wings - Bp. Newton well remarks, that these great beasts, as explained by the angel, Daniel 7:17 , are kingdoms. They arise out of a stormy and tempestuous sea; that is, out of the wars and commotions of the world; and they are called great in comparison of other states and kingdoms, and are denominated beasts for their tyrannical and cruel oppression. These four beasts are indeed monstrous productions; a lion with eagle's wings; a bear with... read more