Alternate invasive species

4) Some idiot (probably an Ex-Confederate) releases a couple dozen breeding pairs of Ivory Billed Woodpeckers in California, Tasmania and New Zealand in the 1870's. They get themselves established. Hilarious Irony Ensues.

Another ironic and easily doable scenario would be introducing the Falklands wolf into Antarctica. The biggest penguins might even go extinct.
 

NothingNow

Banned
Another ironic and easily doable scenario would be introducing the Falklands wolf into Antarctica. The biggest penguins might even go extinct.

Only locally, since the Warrah would realistically be limited to places like South Georgia, the Antarctic Peninsula, and Kerguelen.
 
But atleast the mice would be under control, If that's any small consolation :D

Rats are the bigger Problem.

What if someone brought in Burrowing Owls? You'd have cars to keep them under control, and they'd eat mice like crazy, but wouldn't harm the Honey Creeper and Pu'eo populations as much. (Although they do eat nestlings and smaller birds on occasion.)

then the Nene Population would still suffer.
 
Well, the Tsetse fly could have been introduced into Southeast Asia, or Latin America, or the Mississippi.

TZETZE (or TSETSE) FLY, n. An African insect (Glossina morsitans) whose bite is commonly regarded as nature's most efficacious remedy for insomnia, though some patients prefer that of the American novelist (Mendax interminabilis). Gotta love the Devil's Dictionary:D.
Back on topic, how about macaques?
 

mojojojo

Gone Fishin'
Red Foxes never made it to New Zealand,in OTL. I bet they would do very well there.
I wonder how well ferrets would Do in Australia?
 
European badgers outcompeting their American counterparts, or vice versa. I don't know which is more fearsome and hope to God I never have to find out.
 
There is zero mammalian competition.

Wallabies also survive in the countryside of England!

No, it is because of the palability of New Zealand forest species- they have radically altered forest composition in many regions. Even in Australia they have no real competition, aside from Koalas in some areas. Though it doesn't help that they have no real predators in New Zealand either.

Arboreal folivores (leaf eaters) are not actually common in the world, especially outside of tropical areas, mostly because you need to eat a lot of leaves to get much nutrition from them and eating lots doesn't go well with climbing trees. I wonder if brush-tailed possums could have done well in Europe or North America... They do reasonably well in urban areas.
 
Red Foxes never made it to New Zealand,in OTL. I bet they would do very well there.
I wonder how well ferrets would Do in Australia?

Red Foxes would probably not do as well in New Zealand as they have done in Australia, because they are primarily mammal predators. New Zealand has a lot of introduced mammals such as rats, ferrets, possums and rabbits, but these are much harder to hunt than things like mice, voles, lizards and small terrestrial marsupials of Australia.
 
I actually think that African Elephants could have done reasonably well in Australia- though its not the sort of thing that would sneak onto and off a ship- someone would have to deliberately introduce them.

Sea snakes could have been introduced to the Mediterranean Sea.

Wallabies may do well in much of Europe- they already live in places in the UK, as mentioned by another poster.

There is a multitude of possible weed species that could have major ecological impacts around the world.
 

Cook

Banned
Arboreal folivores (leaf eaters) are not actually common in the world...

That’s my point; they are not competing with a mammalian rival. Marsupials haven’t got a good track record in competition with their mammalian equivalents. Granted, Possums are a lot smarter and more adaptable than most animals though.
 

Cook

Banned
Red Foxes would probably not do as well in New Zealand as they have done in Australia, because they are primarily mammal predators.

Foxes are also disastrously good hunters of lizards and ground dwelling birds.
 

NothingNow

Banned
That’s my point; they are not competing with a mammalian rival. Marsupials haven’t got a good track record in competition with their mammalian equivalents. Granted, Possums are a lot smarter and more adaptable than most animals though.

Yeah, and Opossums tend to do even better.
 
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