What is the Primary Energetic Input in Caves

Question

What is the primary energetic input in caves?
A) bats' droppings
B) bats' saliva
C) bats' dead bodies
D) bats' babies

Accepted Answer

The primary energetic input in caves often comes from bats' droppings, also known as guano. This guano serves as a crucial source of nutrients for various cave-dwelling organisms, supporting a complex ecosystem.