twig

Then a twig snapped, but the sound was swallowed by a distant roll of thunder.

Kathleen would fill the holes with rolled-up newspaper or twigs but they would always be on the floor by the morning.

In 1960, during her first year at Gombe, Goodall observed a chimpanzee she called David Greybeard carefully strip a twig of leaves and use it to root out tasty termites from a mound.

The chimp took a twig, bent and stripped it of its leaves, then he poked it into a termite's nest.

All of the carbon in the trees and twigs the machine ingests ends up in the ground — not back in the air.