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Rhagastis binoculata

Rhagastis binoculata

Rhagastis binoculata

A species of Rhagastis

Rhagastis binoculata is a moth of the family Sphingidae. It is known from Taiwan. The wingspan is 54–63 mm. It is very similar to Rhagastis albomarginatus dichroae and distinguishable only by the pinkish-grey oval patch across the postmedian lines on the forewing upperside. The forewing upperside is also very similar to Rhagastis albomarginatus, but the conspicuous oval pale patch that divides the postmedian lines is pinkish grey. The hindwing underside has a small black discal spot. Larvae have been recorded feeding on Hydrangea chinensis.

General Info About Rhagastis binoculata
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Attributes of Rhagastis binoculata
Colors
Brown
Black
Habitat
mountainous area
Adult Food Sources
Nectar from lonicera (honeysuckle), nectar from jasminum (jasmine), nectar from datura (moonflower), nectar from nicotiana (tobacco), nectar from sambucus (elder)
Larva Food Source
Leaves of araceae family plants, leaves of rubiaceae family plants, leaves of bromeliaceae family plants, leaves of gesneriaceae family plants, leaves of crassulaceae family plants
Biting/stinging
Not reported
Allergy-causing
Not reported
Defensive attack
Not reported
Venomous
Not reported
Non-poisonous
The Rhagastis binoculata is non-toxic and generally doesn't pose a risk to human health. No need for excessive worry.
Predatory
Not reported
Biting animal or pet
Not reported
Mouthparts Type
Siphoning mouthparts
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Species Status of Rhagastis binoculata
It is known from Taiwan.
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Distribution Area of Rhagastis binoculata
Taiwan in China
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Predators of Rhagastis binoculata Larvae
Birds, rodents, lizards, wasps, spiders
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Predators of Adult Rhagastis binoculata
Bats, birds, spiders, praying mantises
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Interesting Facts About Rhagastis binoculata
Members of rhagastis binoculata can hover in place like a hummingbird, a behavior rare among insects and mesmerizing to observe.
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Scientific Classification of Rhagastis binoculata
Tips for Finding Rhagastis binoculata
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Youth Habitat of Rhagastis binoculata
Forests and Woodlands, Grasslands and Prairies
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Adult Habitat of Rhagastis binoculata
Forests and Woodlands, Grasslands and Prairies, Agricultural and Cultivated Areas, Tropical Rainforests
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When is the Best Time to Observe Rhagastis binoculata
Adult rhagastis binoculata are typically active during the night as they are nocturnal. Therefore, nighttime is the most suitable time to find the adults. For other life stages, daytime searches may be more appropriate, especially in their respective habitats.
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What is the Best Weather to Observe Rhagastis binoculata
Adult rhagastis binoculata are typically more active in warm and humid conditions, as these conditions are favorable for flight and foraging. Searching after a rain can often be effective, as many moth species are attracted to moisture and puddled areas.
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How and Where Can You Find Rhagastis binoculata at Different Life Stages
Egg Rhagastis binoculata eggs are usually laid on the underside of host plant leaves. To find them, inspect the foliage, paying close attention to the lower leaf surfaces, particularly of plants known to be favored by rhagastis binoculata.
Larva Rhagastis binoculata caterpillars are known for their horn at the posterior end and can often be found feeding on their host plants, which include various species of trees and shrubs. Search by examining the leaves for signs of feeding, like chewed edges or frass (caterpillar droppings).
Pupal Rhagastis binoculata pupates in the soil or in a loose cocoon among leaf litter on the ground, so carefully sifting through the detritus at the base of host plants or gently excavating the soil can reveal them without causing harm.
Adult Since rhagastis binoculata adults are nocturnal and are attracted to light, setting up a light trap at night is an effective way to find them. They can also be found during the day resting on the bark of trees or under leaves where they blend in with their surroundings.
Are Rhagastis binoculata harmful?
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Beneficial Effects of Rhagastis binoculata
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Pollinator
Pollinator
Attract Plant Feature
Color, Shape
Rhagastis binoculata is adept at gathering and transferring pollen from flower to flower. Attracted by the vibrant hues and distinctive shapes of blossoms, it flutters agilely, sipping nectar and inadvertently carrying pollen on its body. This inadvertent transfer fertilizes plants, a crucial step in the reproductive cycle.
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