noun
- Plural of guacharo; large nocturnal birds native to South America that navigate by echolocation and feed on fruit.
Usage: Also called oilbirds; Scientific name: Steatornis caripensis; Found primarily in caves in Venezuela and other parts of northern South America
Examples
- The guacharoes roost in dark caves during the day and emerge at night to feed.
- Scientists study guacharoes to understand how they use echolocation in complete darkness.
- The guacharoes of Caripe Cave in Venezuela are among the most well-known populations.
- Unlike most birds, guacharoes rely on sound rather than sight to navigate their cave habitats.
- The diet of guacharoes consists mainly of fruits from palm trees and other plants.