n.1.(Zool.) A bird belonging to the tribe of which the genus Tetrao is the type, as the grouse, partridge, quail, and the like. Used also adjectively.
References in periodicals archive ?
2002: Behavioural evidence for ultraviolet vision in a tetraonid species foraging experiment with black grouse Tetrao tetrix.
The clockwork of Finnish tetraonid population dynamics.
Possible viral reservoirs of SINV are tetraonid and migratory birds, which are a major blood source for mosquitoes and have been shown to harbor SINV antibodies (3,11,12).
1981: Fluctuations and long-term trends in the relative densities of tetraonid populations in Finland, 1964-77.
1966: (In Finnish with an English summary: The number of tetraonid birds and their occurrence in various habitat types in the Oulu district according to compass line census).
These coincided with years of general tetraonid abundance.
Population cycles are common in boreal herbivorous rodents, lagomorphs, and tetraonid birds, such as Red Grouse (Williams 1985), and their predators (Keith 1963, Sinclair et al.
Prey species diversity was relatively high among birds compared to mammals, with Chukar Partridge (Alectoris chukar), tetraonids, Great Horned Owls (Bubo virginianus), and corvids most abundant.
For a number of declining bird species such as woodpeckers, tetraonids, and farmland birds, the population indices derived from the point count schemes have been used for the assessment of population status.
Both species showed the very low mid-1940s trough previously recorded for tetraonids in much of northwest Europe.