کودکان واگن، حیوانات در خطر. جلد ۱، نجات بزرگ ریختن

A beach cleanup leads Henry, Jessie, Violet, and Benny on a new set of adventures. When an oil spill takes place off the coast of Connecticut, the Aldens are happy to volunteer to help clean up the animals affected, including a rare species of shore bird. But could more have been done to prevent the spill? As the Aldens take up the case, it leads them on an adventure to help other endangered animals around the world. "When the Aldens take up the case to investigate if a catastrophic oil spill that affected hundreds of species could have been prevented, they are led on an adventure to help other endangered animals around the world"--OCLC The Aldens are on a mission to help endangered animals all around the world