Description : Is intelligent, sentient life likely to evolve anywhere life develops and has 2 billion or more years to progress?
Last Answer : A lot of terran animals are intelligent. And many of those are sentient. Think elephants, dolphins, nonhuman apes, dogs. We do not know if and how many of the dinos were sentient, but I ... will only arise if the evolutionary pressure pushes them in that direction, which is almost never the case.