moulting

"The bird ruffled its feathers to stay warm on the cold morning. "

"My little sister keeps her pet snails in a terrarium on her desk, complete with moss and tiny plants to mimic their natural habitat. "

"The heavy rain was leaving puddles all over the playground. "

"A metal comb shed her golden hair."

"The waters of the lake were transparent until the factory dumped waste there."

"He delivers the mail everywhere on this street."

"The car's broken-down behind the school. "

"After the storm, the family replaced the broken window with a new one. "

"He covered the baby with a blanket."

"A chair is furniture. Sofas are also furniture."

"Lifting the heavy box sprang his back, causing him a lot of pain. "

"My sister learned to write in a very careful manner. "