Air date: 1974-10-09

Runtime: min

A documentary showing the behaviour of killer whales in the wild, in the waters off Vancouver Island.[194]

Air date: 1974-10-23

Runtime: min

Story of a child's stay in Toronto's Hospital for Sick Children.

Air date: 1974-10-30

Runtime: min

A film on volcanic eruption off south coast of Iceland in 1973.

Air date: 1974-11-06

Runtime: min

An ancient Egyptian mummy rests at Pennsylvania University Museum far from where she had been prepared to spend eternity .

Air date: 1974-11-20

Runtime: min

What happens when a person makes a voluntary movement? Some say human behavior is involuntary.

Air date: 1974-12-04

Runtime: min

Frogs, snakes and turtles play vital roles as janitors and regulators of the environment.

Air date: 1974-12-11

Runtime: min

An archeological party discovers evidence that an old Hudson's Bay site at the foot of James Bay had been burned down by the French in the 17th century.

Air date: 1974-12-18

Runtime: min

What goes on in the very top layer of the Earth's soil is often too small to see with the naked eye. When photographed under a microscope, that first inch of soil reveals itself to be one of the most vital of the life cycles affecting man.