Rabbits were introduced to Australia in the 1800s and spread quickly across the continent, moving into the nests of native burrowing animals and eating
their food. What allowed the nonnative rabbits to spread so quickly in
Australia?
A. The rabbits had no tolerance for the niches in Australia,
B. The rabbits were smarter than the Australian predators.
C. The rabbits were able to live in niches that Australian animals
could not live in
D. The rabbits had a high tolerance for the abiotic factors in
Australia.