Locust Plague Devours 40,000 Tonnes of Vegetation | Earth’s Tropical Islands | BBC Earth

When there is an abundance of crops, flightless locusts have a unique hunting technique: they create a plague-like swarm, which can run a kilometre long, in search for food. However, when they morph into adults and take to the air, they create a phenomena of destruction. Subscribe: #BBCEarth Watch more: Planet Earth Blue Planet Planet Earth II Planet Dinosaur Earth’s Tropical Islands (2020) In this three-part series, we present a definitive guide to the unique wildlife, history, and culture of three of Earth’s most iconic islands and tell their own unique stories: Madagascar, Sumatra and Hawaii. Welcome to BBC EARTH! The world is an amazing place full of stories, beauty and natural wonder. Here you’ll find 50 years worth of entertaining and thought-provoking natural history c