The Pulpit Commentary - Isaiah 11:8
The sucking child shall play on the hole of the asp ; rather, by the hole— near it. The "asp" is probably the Coluber Naje of Egypt, whose bite is very deadly. The cockatrice den. The "cockatrice" is another deadly serpent, perhaps the Daboia xanthina (Tristram, 'Natural Hist. of the Bible'). read more
The Pulpit Commentary - Isaiah 11:7
The lion shall eat straw (comp. Isaiah 65:25 ). There is nothing impossible in this. Cats are fond of some kinds of vegetable food. read more