Jardin zoologique (zoo), Montreal: MCS side view of bittern standing near pool. CS front view of two Canadian horned owls sitting on roost in cage at zoo. CS front view of screech owl sitting in cage. MS of four young black bears being fed by man who stands above open pit in which bears cavort, man throws meat into den, bears scramble for it. MS of polar bear diving into pool and joining two other polar bears swimming about, all bears swimming towards steps, climbing out of pool. MCS of three grizzly bears in zoo.