What is the order of animals discussed in the text?
Q: What is the order of animals discussed in the text?
A: The order of animals discussed in the text is Paucituberculata.
Q: What is the main genus within this order?
A: The main genus within this order is Caenolestes.
Q: How many genera were present in South America 20 million years ago?
A: Twenty million years ago, there were at least seven genera in South America.
Q: How many genera remain today?
A: Today, just three genera remain.
Q: Where do shrew opossums live?
A: Shrew opossums live in inaccessible forest and grassland regions of the high Andes.
Q: When did insectivores arrive to South America?
A: Insectivores arrived to South America during the Great American Interchange three million years ago.
Q: What size are shrew opossums typically? A:Shrew opossums are typically about the size of a small rat (9–14 cm long).
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