Nature

Alien Empire: Voyagers and War of the Worlds (14x10)

Ημερομηνία προβολής: Φεβ 13, 1996

"Alien Empire" concludes with a look at how insects have spread and how humans have tried to combat that expansion. Included: crickets that have adapted to climatic extremes; the threat posed by gypsy-moth caterpillars.