Paperpot seedlings sown April '71, transplanted Aug '71, photo June '72 for comparison n.b. seedling with pot still on roots. Black spruce, 1+1, transplant stock.
Photograph of a caterpillar which has been parasitized by many parasitoid wasp larva. The large amount of cocoon like structures on the body of the caterpillar are indicative of a parasitoid infection.