The term perching ducks is used colloquially to mean any species of ducks distinguished by their readiness to perch high in trees .
4-556: Until the late 20th century, perching ducks meant Cairinini , a tribe of ducks in the duck , goose and swan family Anatidae , grouped together on the basis of their readiness to perch high in trees . It has been subsequently shown that the grouping is paraphyletic and their apparent similarity results from convergent evolution , with the different members more closely related to various other ducks than to each other. Perching duck species include: Plectropterinae Tadorninae Anatinae Species that were formally in
8-404: A zoological tribe is "-ini". Examples include the tribes Caprini (goat-antelopes), Hominini (hominins), Bombini (bumblebees), and Thunnini (tunas). The tribe Hominini is divided into subtribes by some scientists; subtribe Hominina then comprises "humans". The standard ending for the name of a zoological subtribe is "-ina". In botany , the standard ending for the name of a botanical tribe
12-417: Is "-eae". Examples include the tribes Acalypheae and Hyacintheae . The tribe Hyacintheae is divided into subtribes, including the subtribe Massoniinae. The standard ending for the name of a botanical subtribe is "-inae". In bacteriology , the form of tribe names is as in botany, e.g., Pseudomonadeae, based on the genus name Pseudomonas . An unfamiliar taxonomic rank cannot necessarily be identified as
16-462: The Cairinini tribe, and do not have an identified current subfamily include: Tribe (biology) In biology , a tribe is a taxonomic rank above genus , but below family and subfamily . It is sometimes subdivided into subtribes . By convention, all taxa ranked above species are capitalized, including both tribe and subtribe. In zoology , the standard ending for the name of
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