(of an organism or tissue) living in the absence of air or free oxygen. pertaining to or caused by the absence of oxygen.
Parakeets can breed year round if conditions are right in their environment. Normal breeding season begins early in the year and continues until fall. It is very rare to see parakeets mating, but a male and a female must mate to keep the eggs fertile.
parakeets are sexually mature around 6 months of age but at that point the females are about as prepared to raise young as a thirteen year old human girl is of raising a childarakeets are sexually mature around 6 months of age but at that point the females are about as prepared to raise young as a thirteen year old human girl is of raising a child