University of Illinois Extension

Wildlife Directory

Non-native Deer


Description and Identification

Fallow Deer

Fallow deer are native to Europe. They are medium-sized, rust colored deer with white undersides, rump patch, and side spots. The coat color can vary from rust to tan and even black or white. Adult males have large, palmate antlers. Fallow deer stand 3 feet at the shoulder. Adult males weigh approximately 190 pounds and adult females weigh approximately 90 pounds.

Sika Deer

Sika deer are native to Japan. They are small, reddish-brown deer with white spots. They weigh approximately 100 pounds and stand 2.5 feet at the shoulder. Males typically have a dark mane on their neck.

Status in Illinois

Fallow deer and sika deer are not native to Illinois.

Report a Sighting

If you believe you have seen this animal, please report the sighting to the Illinois Department of Natural Resources.