A Delaware animal shelter is trying to care for and rehome thousands of chicks that survived being left in a postal truck for three days. Trapped in a warm enclosure, without food and water, thousands died before they were discovered.

The chicks were left abandoned due to a "misdirected" shipment, according to the Delaware Department of Agriculture.

Delaware officials are pleading for caretakers to rehabilitate thousands of baby birds that were abandoned in a U.S.