• The Afghan hedgehog can survive without food and water for up to 10 weeks, as laboratory studies have shown.
• The Afghan hedgehog is resistant to overheating and many toxins, including snake, bee, and wasp venom. It is 45 times more resistant to viper venom than a guinea pig.
• It can curl into a ball and present its spines.
• The long-eared hedgehog has very large ears that help it cool down.

The body length of the Afghan hedgehog ranges from 14 to 28 centimeters, and its mass varies from 257 to 398 grams; the adult stage has a body mass ranging from 200 to 450 grams and a body length from 14 to 28 centimeters. During the embryo stage, the body mass is from 1 to 8 grams and the body length is from 1 millimeter to 1.5 centimeters; the young have a body mass from 10 to 45 grams and a body length from 5 to 10 centimeters.