How many species of insects are there?

From Professor Dave Goulson’s Garden Talk “Are we approaching an insect apocalypse?
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Over 1.1 million species of insects have been discovered and described. Insects comprise two-thirds of all known life forms and it’s estimated there are at least another 4 million species yet to be discovered on Earth. It is estimated that there are 10 quintillion insects alive in the world today.

Learn more about this with our series “Lessons from the Animal Kingdom”

Humans aren’t the only species to suffer from mental health problems, heart disease, infertility or cancer. B. Natterson-Horowitz, MD, takes us on a journey into the animal world in search of clues to help us understand our own health and behaviour.

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