Definitions for "Subadult"
Keywords:  martin, subbie, inexperience, asy, bird
A bird that has not yet reached maturity; immature.
A developmental life stage when fish exhibit most but not all traits of an adult fish.
The term for birds in an age class younger than that of the adults. In martins, due to inexperience, subadult breeders have significantly lower reproductive success. See "SY," "ASY," and "adult."