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Anomala expansa

Anomala expansa

Anomala expansa

A species of Pale and green leaf chafers

This iridescent beetle has an affinity for sandy soils where it can burrow effectively. Possessing robust forelegs adapted for digging, it often eludes predators by disappearing underground. Its larvae undergo a complete metamorphosis, transitioning from root-consuming grubs to adults with a diet that broadens to include plant leaves. Noted for a nocturnal activity pattern, this beetle is also drawn to light, which it uses for navigation during its nightly exploits.

General Info About Anomala expansa
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Attributes of Anomala expansa
Biting/stinging
Not reported
Allergy-causing
Not reported
Defensive attack
Not reported
Venomous
Not reported
Non-poisonous
Not reported
Borer
Not reported
Pollinator
Not reported
Pest-Eating Predatory
Not reported
Phytophagous
Not reported
Predatory
Not reported
Biting animal or pet
Not reported
Mouthparts Type
Chewing mouthparts
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Distribution Area of Anomala expansa
Taiwan in China
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Life Cycle of Anomala expansa
Egg The eggs of anomala expansa are typically laid in soil. They are oval and may vary in color. At this stage, the organism is immobile and encased, developing into the next stage without any external feeding.
Larva Upon hatching, anomala expansa larvae are white grubs with a C-shaped body, brown heads, and six legs. They grow through molts, increasing in size, and feed voraciously, mainly on roots.
Pupal Anomala expansa transitions into a pupa, immobile and encased. This stage involves a drastic transformation as tissues and organs reorganize, preparing for adult life. Pupil color and hardness change as development proceeds.
Adult Emerging from the pupa, the adult anomala expansa's development is marked by the presence of wings and functional reproductive organs. The body is fully formed and hardened, and the adult is mobile, focusing on reproduction.
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Predators of Anomala expansa Larvae
Frogs, toads, birds, rodents, spiders, ants
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Predators of Adult Anomala expansa
Birds, rodents, lizards, spiders, insectivorous mammals
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Scientific Classification of Anomala expansa
Tips for Finding Anomala expansa
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Youth Habitat of Anomala expansa
Grasslands and Prairies, Agricultural and Cultivated Areas, Forests and Woodlands
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Adult Habitat of Anomala expansa
Grasslands and Prairies, Agricultural and Cultivated Areas, Forests and Woodlands, Urban and Suburban Areas
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How Can You Attract Anomala expansa
Ripe fruits or fermenting sweet bait traps are commonly used to attract anomala expansa due to their attraction to sugars.
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Habitat Preferences of Anomala expansa Through Different Life Stages
The larvae of anomala expansa are typically found underground where they consume plant roots and organic matter. To find them, one must dig into the soil of gardens, fields, or areas with decaying vegetation. The adults are commonly encountered in various habitats, including meadows, fields, and gardens, where they feed on leaves and flowers. Searching for adult anomala expansa usually involves looking on or around host plants during warm months, especially at dusk when they are most active. Pupation occurs in the soil, so unearthing the pupal stage of anomala expansa would require digging in the same areas where the larvae reside.
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How and Where Can You Find Anomala expansa at Different Life Stages
Egg Anomala expansa eggs can be found in the soil. Locate them by carefully digging around the base of host plants and examining the soil particles.
Larva Anomala expansa larvae are subterranean and can be located by digging in the soil, especially under the host plants or in decomposing vegetation.
Pupal To find anomala expansa in the pupal stage, search in the soil where larvae were present. Pupae are typically deeper and can be found by digging carefully to prevent damage.
Adult Anomala expansa adults can be found by using light traps at night or by searching on or near host plants at dusk. They are also attracted to ripe fruits, which can be used for baiting them.
Are Anomala expansa harmful?
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Harmful Effects of Anomala expansa
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Agricultural Pests

Larvae of anomala expansa target the roots of rice, wheat, and corn crops, leading to weakened plants and potentially decreased yields. Mild infestations may cause minimal visible damage, while severe attacks can result in significant crop loss and soil degradation, presenting a substantial economic threat to agriculture.

More Effects of Anomala expansa

Common Questions People Also Ask
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