At turns whimsical and humorous, eye arresting and deeply moving. Demchuk’s tale in his book “Before Tomorrow Comes” is filled with marvels – battling hippos, unicorn-like giraffes, a rare silverback gorilla, crocodiles, and a lake region populated with 458 different species of birds. And the Pokot themselves, a complex family of native Africans wary of Western ways who are guardians of a culture from our collective past.