Pro Patria Films Ltd presentation. Produced by British Instructional Films Ltd.
Time lapse photography of roots growing underground. The root is marked with dots to show how most of the growth takes place in a very small section of the root. Microscope shot of the tip of a root. Jelly-like...
A Secrets of Nature Educational film about the rearing of Cuckoos
Life and death of the Aphis.
Educational film showing Merlins (a type of bird) feeding their young, guarding nest, learning to fly etc.
Educational film showing how a dodder grows - it is a plant which "strangles" others.
Silly film showing the movements of animals edited to music.
Educational film showing how runner beans grow - good time lapse photography.
Educational film showing how plants grow - lots of lovely time lapse photography.