Description | Description:Reindeer live in herds in the arctic tundras of the Americas, Asia, and Europe. Its hooves become spongy during summer when the tundra is moist and soft. They again harden for winter so they can dig through snow. Reindeer migrate over 3,000 miles annually, more than any other mammal. | Description:The budgerigar is a small bird from Australia. It is similar to a parakeet and is brightly colored in grey, green, yellow, blue, black, and white. It is believed that this is a species of parrot, and is thus the smallest parrot species, known. |