trichoptera
trichoptera — noun
1. a scientific category of insects that includes the caddis flies, whose larvae li
a scientific category of insects that includes the caddis flies, whose larvae live in freshwater and build protective tubes from materials such as small stones, sand grains, or plant fragments
The biology students collected Trichoptera from the stream behind their school for a class project.
uncountable — order as a group
Eshe found several Trichoptera larvae building cases from tiny pebbles and twigs.
collocation: Trichoptera larvae
Although Trichoptera look similar to moths, their wings are covered in hairs instead of scales.
Feng's research focuses on how Trichoptera species can indicate the water quality of mountain streams.
The old mill pond has a rich population of Trichoptera, which attracts fish and birds.
- caddis flies
common English name for insects in this order; less formal and used for individual insects rather than the taxonomic group
文法句型
Trichoptera + singular verb (the order)
Trichoptera + plural verb (the insects)
用法筆記
In formal biology writing, Trichoptera is treated as singular when referring to the order as a taxonomic unit (e.g. 'Trichoptera is a small order'), and plural when referring to individual insects within the group (e.g. 'Trichoptera are found on every continent except Antarctica').