About a third of the 1,300 animals at the zoo were vulnerable to the resulting cold and employees had to find portable electric and oil heaters to heat their enclosures.
Employees had to find portable electric and oil heaters to heat their enclosures. About a third of the 1,300 animals at the zoo were vulnerable to the resulting cold.
About a third of the 1,300 animals at the zoo were vulnerable to the resulting cold. Employees had to find portable electric and oil heaters to heat their enclosures.
About a third of the 1,300 animals at the zoo were vulnerable to the resulting cold. Employees had to find portable electric and oil heaters to heat their enclosures.