(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.
Raccoons mate from February through March in Ohio. Males will mate with several females during the breeding season. Typically only one litter is produced each year, but there can be more. Litter sizes consist of 3 to 7 young, 4 on average. Gestation lasts 63-65 days.