(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.
answers best answer if the parakeets mate died then chances are the eggs are not fertile they generally lay fertile eggs 3 10 days after mating as for your second pair it is possible they are fertile they can take 18 20 days to hatch from the date they start incubating not from the date they are laidthey usually do not start incubating until at least 3 of the eggs are laid you can check if the eggs are fertile by using an led penlight if you don t have one a regular pen flashlight will workhey can take 18 20 days to hatch from the date they start incubating not from the date they are laid they usually do not start incubating until at least 3 of the eggs are laid you can check if the eggs are fertile by using an led penlight if you don t have one a regular pen flashlight will work