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Facts for Kids

Desert locusts are highly mobile and gregarious insects known for their ability to form large swarms that devastate crops and vegetation in arid regions.

Overview

Role In Ecosystems

Behavior And Swarming

Impact On Agriculture

Habitat And Distribution

Life Cycle And Reproduction

Current Research And Studies

Control And Management Strategies

Historical Events And Infestations

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Inside this Article

Middle East

East Africa

Information

Population

Kilometer

Pakistan

Becoming

Genetics

Did you know?

๐Ÿœ Desert locusts can form swarms of billions of individuals, making them one of the most destructive migratory pests.

๐ŸŒ These insects can travel up to 150 kilometers (93 miles) in a single day in search of food and suitable habitats.

๐ŸŒฑ Desert locusts primarily feed on grasses and cereal crops, causing severe agricultural damage.

โš ๏ธ A swarm of desert locusts can consume the same amount of food in a day as 2,500 people.

๐ŸŒก๏ธ Their swarming behavior is triggered by environmental factors such as rainfall and vegetation growth.

๐ŸŒ• Desert locusts can change their color and behavior when they transition from solitary to gregarious phases.

๐Ÿฆ— They are typically found in arid and semi-arid regions, including parts of Africa, the Middle East, and Asia.

๐Ÿ”„ Desert locusts can reproduce rapidly, with a female laying up to 80 egg pods containing around 30-100 eggs each.

๐Ÿšซ Pest control measures are challenging due to the locusts' ability to migrate over vast distances.

๐Ÿ“Š The United Nations Food and Agriculture Organization (FAO) monitors and reports on Desert locust outbreaks globally.

Introduction

The desert locust, or Schistocerca gregaria, is a fascinating insect ๐Ÿฆ— that can travel long distances! Found mainly in Africa, the Middle East, and parts of Asia, these locusts can form huge swarms that harm crops. When they're alone, they are a shy, greenish-yellow color. But when they swarm, they change to a brighter color! Desert locusts can fly up to 150 kilometers (about 93 miles) a day in search of food ๐ŸŒพ! They are famous for their ability to change behavior and appearance, making them special among insects.
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Role In Ecosystems

Desert locusts play an essential role in their ecosystems! ๐ŸŒ

They help break down plant material and recycle nutrients back into the soil. When locusts eat plants, it encourages new growth, as many desert plants have adapted to survive. Additionally, they serve as food for birds, lizards, and other predators. ๐ŸŒฟ

However, when swarms become too large, they can cause instability in the ecosystems as they consume plants needed by other species, affecting the balance of nature.
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Behavior And Swarming

Desert locusts are unique because they can change their behavior depending on their population ๐ŸŒ. When they are alone, they are solitary and avoid each other. But when they gather in large numbers, they form swarms! These swarms can contain billions of locusts and may travel together, eating everything in their path! This can be a problem for farmers because they might wipe out entire fields of crops in just a few days. As they move, they communicate through sounds and smells to stay connected while they swarm.
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Impact On Agriculture

Desert locusts can severely impact agriculture, causing significant damage to crops ๐ŸŒฑ. A single swarm can cover an area of 1 square kilometer and eat enough food to feed about 35,000 people in just one day! When swarms invade farms, they can destroy staple foods like wheat, rice, and corn. This leads to food shortages and can scare farmers, hurting local economies. Countries like Ethiopia and India are often affected by these swarms, and successful control is crucial to avoid famine.
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Habitat And Distribution

Desert locusts thrive in dry, warm areas ๐ŸŒž, often found in deserts, grasslands, and sandy plains. They prefer regions with temperatures between 20ยฐC and 35ยฐC (68ยฐF to 95ยฐF). Major habitats include the Sahel region of Africa ๐Ÿ™Œ, countries like Sudan, Ethiopia, and Kenya. During certain seasons, they can migrate to places like India and Pakistan! Locust swarms can quickly travel across vast distances, causing devastation in their wake and affecting local food supplies. They love to be close to plants, especially when thereโ€™s rain, as it helps them breed.
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Life Cycle And Reproduction

Desert locusts have an amazing life cycle that includes three stages: egg, nymph, and adult. ๐Ÿฅš

The female locust lays about 100-200 eggs in sandy soil, and they hatch in 10 days! Once they hatch, locusts are called nymphs or hoppers. ๐Ÿฆ—

Nymphs are wingless and molt several times before becoming adults. This process takes around 6 weeks! Once they become adults, they can start reproducing, and a single female can lay enough eggs to create a massive swarm in just a few weeks!
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Current Research And Studies

Scientists are actively researching desert locusts to better understand their behavior and control methods ๐Ÿ”ฌ. One exciting area is studying how they swarm and their genetics to figure out why they change from solitary to gregarious. Researchers are also looking into biological control methods, like using natural predators or fungi to manage locust populations naturally. Additionally, new technologies like drones and remote sensing are being tested to improve locust monitoring and early warning systems, making it easier to warn farmers before swarms arrive.
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Control And Management Strategies

To manage desert locusts, scientists and farmers use a few control strategies. One method is to use insecticides, which are sprayed from airplanes or vehicles ๐Ÿš to kill locusts in swarms. Another strategy is to monitor areas where locusts could breed, using satellite images. Community awareness is vitalโ€”farmers are encouraged to report locust sightings to authorities for quick action! In some places, they also use natural predators like birds and certain insects to keep locust populations in check. Collaborating internationally helps share information and tackle infestations together.
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Historical Events And Infestations

Desert locusts have been causing trouble for thousands of years! ๐Ÿ“œ

One of the most famous infestations took place in 1954-1955 when swarms affected about 20 million people in Africa! More recently, in 2019-2021, a large outbreak occurred in East Africa, with a peak of swarms so massive they reached India. These events often prompt international response and aid efforts to help affected countries and farmers recover from the damage caused by these extraordinary insects.
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Desert Locust Quiz

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