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Contracted bombing beetle

Contracted bombing beetle

Metrius contractus

A species of Metrius

Metrius contractus is a species of bombardier beetle. It was described by Johann Friedrich von Eschscholtz in 1892.

General Info About Contracted bombing beetle
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Attributes of Contracted bombing beetle
Colors
Brown
Black
Habitat
mixed forest
Adult Food Sources
Slugs, snails, earthworms, caterpillars, various arthropods
Larva Food Source
Insect eggs, soft-bodied arthropods, larvae of other insects, aphids, small caterpillars
Biting/stinging
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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Species Status of Contracted bombing beetle
Not endangered
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Predators of Contracted bombing beetle Larvae
Anura (frogs and toads), aves (birds), arachnida (spiders), mantodea (mantises), reptilia (small reptiles like geckos)
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Predators of Adult Contracted bombing beetle
Aves (birds), arachnida (spiders), mammalia (small mammals like rodents)
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Interesting Facts About Contracted bombing beetle
Contracted bombing beetle is one of the few beetles that can actually ‘swim’ underwater, using its wings as makeshift paddles to navigate through streams.
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Scientific Classification of Contracted bombing beetle
Tips for Finding Contracted bombing beetle
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Youth Habitat of Contracted bombing beetle
Forests and Woodlands, Rotting and Decaying Matter
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Habitat Preferences of Contracted bombing beetle Through Different Life Stages
Eggs of contracted bombing beetle are typically laid in moist soil or under leaf litter in forested areas, providing both protection and proximity to food sources for larvae. Larvae prefer these same damp environments, often burrowing into the ground to feed on small invertebrates. As they develop, they move through various soil layers. Pupa development for contracted bombing beetle occurs within a cocoon in the soil where it's relatively cooler and damp. For adults, searching under rocks, logs, or leaf piles in woodlands can be fruitful, particularly at night when they are most active and come out to hunt for prey.
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When is the Best Time to Observe Contracted bombing beetle
The best time to find adult contracted bombing beetle is usually at night when they are most active. Larval stages might be found throughout the day under stones or logs.
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What is the Best Weather to Observe Contracted bombing beetle
Mild, damp weather conditions are ideal for locating contracted bombing beetle, as they prefer moist environments and can be more actively foraging during these conditions.
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How and Where Can You Find Contracted bombing beetle at Different Life Stages
Larva Contracted bombing beetle larvae are often hidden under rocks, logs, or leaf litter within the soil or close to the soil surface. Searching these areas carefully by turning over potential hiding spots can lead to finding them.
Pupal Contracted bombing beetle pupae are typically immobile and located in the soil or under debris. Locating them involves gently excavating soil in areas where larvae have been found.
Adult Contracted bombing beetle adults can be located by going out at night with a flashlight and searching on the ground for their movement, or by setting up pitfall traps which they fall into while active.
Are Contracted bombing beetle harmful?
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Beneficial Effects of Contracted bombing beetle
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Predators of Pests
Predators of Pests
Stage
Adults, Larvae
Diets
Aphids, Caterpillars, Slugs, Soft-bodied Arthropods
Contracted bombing beetle efficiently seeks out its prey mostly during the cover of night. Its specialized mandibles are perfect for clamping onto its chosen victims, comprising mainly aphids and caterpillars. During its larval stage, contracted bombing beetle continues this predatory lifestyle, contributing to ecosystem balance by effectively keeping pest populations in check.
Common Questions People Also Ask
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