A God who wants to make 100% certain that we all practice personal hygiene ("cleanliness is next to godliness") and research scientifically causes, preventions and cures for insect born discomforts & diseases.
As for unicorns, I doubt if God has much interest in such mythological one-horned beasts.
However, the Biblical word re'em, which King James translates as "unicorn" (i.e., Job 39:9–12) is more likely a reference to an ancient wild ox, cattle: aurochs:
Unicorn & Aurochs:
