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The adult weevil is matte black with fused wing covers, and is unable to fly. It feeds at night on the outer edges of leaves, causing the leaves to have a notched margin. Broadleaved evergreen plants such as Camellia , Rhododendron , Euonymus and Bergenia are particularly prone to damage, although a wide range of different garden plants are ...
Otiorhynchus (sometimes misspelled as Otiorrhynchus) is a large genus of weevils in the family Curculionidae. Many species of the genus, particularly the black vine weevil (O. sulcatus) and the strawberry root weevil (O. ovatus), are important pests, both as larvae and as adults. Larvae feed on plant roots.
The Curculionidae are a family of weevils, commonly called snout beetles or true weevils. They are one of the largest animal families with 6,800 genera and 83,000 [ 1 ] species described worldwide. They are the sister group to the family Brentidae .
The larvae are white, legless, with a darker colored head and are often C-shaped. The weevil overwinters as a larva deep in the soil, or as an adult under stones or other sheltered places. Larvae feed on roots and can weaken or kill smaller plants. They are whitish, C-shaped, and about 8 mm long when full grown, much smaller than white grubs.
A weevil's rostrum, or elongated snout, hosts chewing mouthparts instead of the piercing mouthparts that proboscis-possessing insects are known for. The mouthparts are often used to excavate tunnels into grains. [1] In more derived weevils, the rostrum has a groove in which the weevil can fold the first segment of its antennae.
Larinus planus is an insect of the Curculionidae ("true" weevil) family. They are oval shaped, dark brown or black, and about 5–10 millimetres (3 ⁄ 16 – 3 ⁄ 8 in) long. [1] While native to Europe, it is also common in North America. It feeds on floral buds, primarily of thistles, with the larvae
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Sago larvae in Papua New Guinea. The larval grub is considered a delicacy in West Papua, as well in Papua New Guinea. [1] The Asmat, Korowai and Kombai peoples of southern New Guinea also hold the larva in high regard as a food source. [2] Sago larvae are roasted on a spit to celebrate special occasions in New Guinea. [3]