A very ordinary-looking bat. Habitat Roost in hollows, caves, trees and buildings. Live in colonies of up to 2000 animals. Usually 100 bats per colony. Each bat requires about two tablespoons of blood every day.
Vampire bats are very agile on the ground.
They usually approach the prey from the ground. Heat sensors on the nose helps them locate a vein close to the skin. The incisor teeth make a quick cut. There is an ingredient in the bat's saliva that prevents clotting. It may take 20 minutes to complete its meal.