(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.
Mandrills have an omnivorous diet consisting mostly of fruits and insects. Their mating season takes place from June to October. Both the mandrill and the drill were once classified as baboons in the genus Papio, but recent research has determined that they should be separated into their own genus, Mandrillus.Mandrills are the world's largest monkeys.andrills have an omnivorous diet consisting mostly of fruits and insects. Their mating season takes place from June to October. Both the mandrill and the drill were once classified as baboons in the genus Papio, but recent research has determined that they should be separated into their own genus, Mandrillus.