I would think two predators - one ambush and one attrition - would be an upper limit. As already stated, human settlements do not play well with predators.
I would reject either sort of wolf as still too similar to the old world. For the ambush predator, I would nominate the vampire cat - ridiculously specialized, but I've always had a soft spot for them
For the attrition predator, I'd go with the North American or long-legged hyena (Chasmaporthetes ossifragus) or Borophagus diversidens. I can sea a vampire cat/hyena ecology working out on the great plains fairly well.
The glyptodont wins on cool points. I'd like to see a mammoth-based ecology in the north, simply because it would be alien; the extinction of the mammoth caused the extinction or reassignment of every other species in what we now call the tundra. Mastodons seem promising for domestication; agree that horse is too easy. Eremotherium (panamerican ground sloth) would be interesting but perhaps implausible. Peccaries and/or tapirs or capybaras seem appropriate for domesticates. And I'd like a terror bird (Teratornis merriami).
I realize that's 9 or 10 suggestions, but I hope you like some of them.
I like the suggestion that in order to cushion the shock of Homo sapiens, perhaps the North American ecology should be inoculated with exposure to Homo erectus first. This is not a vote for keeping erectus around, just a bit of background.
I just noticed that the term "vampire cat" gets you nothing but anime on the genral web (should have guessed), so I mean the genus Barbourofelis.
I would reject either sort of wolf as still too similar to the old world. For the ambush predator, I would nominate the vampire cat - ridiculously specialized, but I've always had a soft spot for them
The glyptodont wins on cool points. I'd like to see a mammoth-based ecology in the north, simply because it would be alien; the extinction of the mammoth caused the extinction or reassignment of every other species in what we now call the tundra. Mastodons seem promising for domestication; agree that horse is too easy. Eremotherium (panamerican ground sloth) would be interesting but perhaps implausible. Peccaries and/or tapirs or capybaras seem appropriate for domesticates. And I'd like a terror bird (Teratornis merriami).
I realize that's 9 or 10 suggestions, but I hope you like some of them.
I like the suggestion that in order to cushion the shock of Homo sapiens, perhaps the North American ecology should be inoculated with exposure to Homo erectus first. This is not a vote for keeping erectus around, just a bit of background.
I just noticed that the term "vampire cat" gets you nothing but anime on the genral web (should have guessed), so I mean the genus Barbourofelis.
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