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Bald-faced hornet

Dolichovespula maculata

Tentang namanya: "Bald" comes from "piebald", a word for a black and white pattern, which refers to the white markings on its face.1

Hanya sakitSakit, tetapi tidak akan melukaimu dengan serius.

Lebah, tawon, dan tabuhan

SengatanMakan: Sedikit dari semuanya

Bahaya bagi manusia: MenyakitkanBisa sangat sakit, tetapi hampir tidak pernah serius.

The bald-faced hornet is a wasp with a striking black and white body and a white face. It builds large, hanging paper nests in trees and bushes across North America. Its workers will defend the nest by stinging repeatedly, so it is important to keep well away from its nests.1

Hidup di

North America, including Canada, the Rocky Mountains, the western coast of the US and most of the eastern US. Most common in the Southeastern US.1

Amerika Utara

Beranda

It lives in forested areas and in vegetation in towns and cities. Nests are usually in trees and bushes, but sometimes under rock overhangs or on the sides of buildings, from 0.3 m to 20 m above the ground. People meet it when they walk too close to a nest or when a nest is built near homes.1

Panjang

1,9 cm (0,7 in)1

Kecepatan tertinggi

sekitar 26 km/jam (16 mph)

Terbang, perkiraan kasar

Apa makanannya?

Adults hunt flies, caterpillars, spiders and other insects, which they chew up and feed to the larvae. They also drink flower nectar, eat fruit such as apples, and have been known to scavenge raw meat.1

Foto Bald-faced hornet — Bald-faced hornet. Foto: Amy Schnebelin. CC BY 4.0, iNaturalist.

Cara mengenalinya

Black and white colouring, unlike other yellowjackets of its genus, which are mostly black and yellow1
A white or "bald" face1
Three white stripes at the end of the body1
Adults average about 19 mm long, larger than other Dolichovespula species1
A large, egg-shaped, grey paper nest that hangs from trees or bushes, up to 58 cm long1

Sering tertukar dengan: Other Dolichovespula wasps are mostly black and yellow. The bald-faced hornet's black and white colouring and white face set it apart. It is not one of the true hornets, which belong to the genus Vespa.1

Kekuatan bisa

Sengatan

Bisanya keluar lewat sengat.

Apa efek bisanya?

Workers can squirt venom from the stinger into the eyes of animals that intrude on the nest. The venom makes the eyes water immediately and causes temporary blindness.1

Seberapa berbahaya bagi manusia?

Bahaya bagi manusia: MenyakitkanBisa sangat sakit, tetapi hampir tidak pernah serius.

It is aggressive when defending its nest. Workers sting repeatedly, and colonies can have 400 to 700 workers. The risk is highest when people walk too close to a nest or when a nest is built near homes.1

Apa yang dilakukannya saat takut?

Workers defend the nest by stinging repeatedly and can squirt venom into the eyes of intruders.1

Jika ia menyengat

Kerok sengat lebah sampai lepas dan dinginkan bagian itu.
Jika orangnya sulit bernapas, wajah atau tenggorokannya bengkak, atau merasa mau pingsan, itu darurat alergi: hubungi nomor darurat dan gunakan pena adrenalinnya jika ia punya.

Selalu hubungi nomor darurat dulu (112, 000, 911). Ini panduan pertolongan pertama umum, bukan nasihat medis. Dasar-dasar pertolongan pertama

Tetap aman

Jangan pernah menyentuh, menangkap, atau mengganggu hewan liar, walaupun kecil, dan walaupun tampak tidur atau mati.
Beri ia ruang. Jika bertemu, tetap tenang, mundur perlahan, dan biarkan ia pergi.
Jika ia menyengatmu: tetap tenang, jangan bergerak, hubungi nomor darurat (112, 000, 911) atau segera ke rumah sakit. Ingat seperti apa rupanya, foto sangat membantu.

Ia tidak mengincarmu. Ia memakai bisanya untuk menangkap makanan atau melindungi diri, dan ia jauh lebih suka bersembunyi. Lebih lanjut tentang tetap aman

Di mana di dunia?

Afrika Asia Eropa Amerika Utara Amerika Selatan Australia dan Oseania

Seberapa besar dia?

Seberapa panjang dia?

lebih pendek dari jari kelingkingmubisa terbang melintasi lapangan sepak bola dalam 15 detik

Seberapa besar Bald-faced hornet dibandingkan KAMU?

Hanya hitungan di browsermu. Tidak ada yang disimpan atau dikirim ke mana pun.

Seberapa cepat dia?

Lalat rumah sekitar 7 km/jam (4,4 mph)

Bald-faced hornet sekitar 26 km/jam (16 mph)

Orang yang lari sprint sekitar 37 km/jam (23 mph)

layak diketahui

Fakta

It can spray venom from its stinger into the eyes of nest intruders, causing temporary blindness.1

Its colony can have 400 to 700 workers, the largest recorded colony size in its genus, Dolichovespula.1

Female bee moths can lay eggs in its nests, and the hatched larvae feed on the eggs, larvae and pupae inside, sometimes destroying large parts of the nest.1

Its nests are made from chewed wood fibres mixed with saliva, which dries into a papery structure.1

A colony lasts about 4 months in Washington, from mid-May to mid-September. Colonies in lower latitudes last longer.1

Pembongkar mitos

Mitos: It is a true hornet.

Faktanya: It is a yellowjacket wasp. True hornets belong to the genus Vespa.1

Untuk ahli bisa

Nama ilmiah: Dolichovespula maculata
Kelompok: Lebah, tawon, dan tabuhan
Keluarga: Vespidae2
Urutan: Hymenoptera
Benua: Amerika Utara
Anak: A single queen starts each new nest in spring, laying eggs that hatch into workers, and later lays eggs that become males and new queens.1
Bahaya bagi manusia: 2 / 5: Menyakitkan3

Dari mana faktanya berasal

Dolichovespula maculata (Wikipedia (CC BY-SA 4.0))
Dolichovespula maculata (iNaturalist): nama dan klasifikasi.
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