1. a large South American rodent related to the chinchilla, with long ears and a bushy tail

Examples

• The viscacha is native to the rocky areas of the Andes mountains.
• We spotted a viscacha sunning itself on the rocks during our hike.
• The viscacha’s thick fur helps it survive in cold mountain climates.
• Local guides pointed out viscacha colonies living among the boulders.
• The viscacha resembles a rabbit but is actually more closely related to chinchillas.
• Mountain viscachas are known for their excellent jumping ability on steep terrain.