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Black threadtail

Black threadtail

Prodasineura autumnalis

A species of Prodasineura

The species is on the Red List of the IUCN as not endangered, year of assessment 2007, the trend of the population is stable according to the IUCN.

General Info About Black threadtail
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Attributes of Black threadtail
Colors
Brown
Black
Habitat
aquatic habitat
Adult Food Sources
Flying insects, mosquitoes, flies, moths, other small arthropods
Larva Food Source
Small aquatic insects, zooplankton, larval fish, tadpoles, small crustaceans
Biting/stinging
Not reported
Allergy-causing
Not reported
Defensive attack
Not reported
Venomous
Not reported
Non-poisonous
The Black threadtail is non-toxic and generally doesn't pose a risk to human health. No need for excessive worry.
Borer
Not reported
Pollinator
Not reported
Pest-Eating Predatory
Not reported
Phytophagous
Not reported
Predatory
The Black threadtail typically preys on other arthropods and does not directly affect plants.
Biting animal or pet
Yes
Mouthparts Type
Chewing mouthparts
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Species Status of Black threadtail
It is found in Asia.
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Distribution Area of Black threadtail
China, India, Indonesia, Peninsular Malaysia, Myanmar, Nepal, Thailand and Vietnam
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Life Cycle of Black threadtail
Egg The egg of black threadtail is laid in aquatic habitats and is relatively small. The embryonic black threadtail develops inside, with little change in size but gradually more complex internal structures.
Naiad Upon hatching, the naiad of black threadtail is entirely aquatic, shedding its skin multiple times as it grows. Initially lacking wings, black threadtail gains wing buds and changes in color and form with each molt.
Adult Emerging from the final molt, the adult black threadtail’s growth is characterized by elongated, beatable wings and a vividly colored body. The adult is now terrestrial, flying to feed and find mates.
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Adult Size of Black threadtail
3.5 - 3.5 cm
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Predators of Black threadtail Larvae
Tadpoles, aquatic insects, fish, salamanders
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Predators of Adult Black threadtail
Birds, spiders, frogs, wasps
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Interesting Facts About Black threadtail
Black threadtail has unique microfibers on its wings that repel water, greatly enhancing its flying abilities even during rain.
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Scientific Classification of Black threadtail
Tips for Finding Black threadtail
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Youth Habitat of Black threadtail
Freshwater Habitats
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Adult Habitat of Black threadtail
Forests and Woodlands, Freshwater Habitats, Grasslands and Prairies, Mangroves and Coastal Wetlands
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How Can You Attract Black threadtail
Since black threadtail is predatory at most stages of its life, live prey such as small insects or specially designed lures mimicking their prey might be used as trap food to entice black threadtail.
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Habitat Preferences of Black threadtail Through Different Life Stages
The naiads of black threadtail are aquatic and typically found in slow-moving streams or calm parts of rivers, often clinging to submerged vegetation or hiding in detritus. The subadults, emerging from water, seek nearby vegetation to undergo their final molt. Adult black threadtail are aerial and chiefly encountered around the water bodies where they breed, frequently perching on leaves or twigs near the edges. To search for them, one would explore stream banks, ponds, or lakesides with abundant foliage for adults and inspect the water for naiads or resting subadults on nearby vegetation.
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When is the Best Time to Observe Black threadtail
The best time to find black threadtail is usually during the daytime, particularly in the late morning and early afternoon, when they are most active and temperatures are warmer.
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What is the Best Weather to Observe Black threadtail
Black threadtail is more likely to be visible in warm, sunny weather, as overcast or rainy conditions generally reduce their activity levels.
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How and Where Can You Find Black threadtail at Different Life Stages
Egg Eggs of black threadtail are typically laid in or near water sources. To find them, examine aquatic plants, the edges of ponds, or slow-moving streams for clusters of tiny, cylindrical eggs.
Naiad Naiad black threadtail are aquatic and can be found in water bodies like ponds or streams. Search for them by gently scooping sediment and water vegetation from the water, then inspecting it for the presence of these tiny aquatic predators.
Black threadtail naiads are aquatic. Look for them in the same habitats but focus on the water column and submerged objects, such as rocks and logs, where they might cling or rest.
Adult Adult black threadtail are aerial and typically found near water bodies as well. They can be spotted flying around or perched on vegetation, often returning to familiar perching spots. To find them, walk slowly along the banks of rivers, lakes, or wetlands, and watch for their characteristic flight or perching.
Are Black threadtail harmful?
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Beneficial Effects of Black threadtail
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Predators of Pests
Predators of Pests
Stage
Adults, Naiads
Purpose
Feed Itself
Diets
Mosquitoes, Smaller Insects
Black threadtail adults are proficient hunters, catching prey in-flight with their accurate and agile flying maneuvers. Naiads, aquatic immature stages, are underwater predators hunting for small aquatic organisms. They primarily consume pests to feed themselves, contributing to natural pest control. This species' predatory behavior helps balance ecosystems by controlling insect populations.
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