Visitors can see koalas for the first time at Chicago's Brookfield Zoo

The 2-year-old marsupials will make their debuts at Brookfield Zoo over Memorial Day weekend. The koalas have the very Australian-sounding names Willum and Brumby. Brookfield zoo will be open to visitors for the first time this weekend.

Brumby and Willum are 2-year-old koalas at Brookfield Zoo Chicago. Koalas are one of only a few species that eat eucalyptus leaves since they are highly poisonous to most other animals. The koala is one of the only species in the world to eat the leaves.

Brookfield Zoo Chicago has 2-year-old koalas at the Hamill Family Play Zoo. Their names are Brumby and Willum. The koala are in a play zoo at Brookfield's Hamill family Play Zoo in Chicago. The animals are in their natural habitat at the zoo in downtown Chicago.