Mystery of extinct New Zealand fish unraveled

Nearly 100 years after its last confirmed sighting, University of Otago researchers have revealed the genealogical story of the upokororo or New Zealand grayling.

Team investigates sex-determination mechanisms in birds

Scientists have known that sex-determination in vertebrates happens in the germ cells, a body's reproductive cells, and the somatic cells, the cells that are not reproductive cells. Yet they have not fully understood the ...

Artificial breathing system reveals alveoli function in lungs

Alveoli are the basic functional units of the human respiratory system, acting as tiny air sacs that exchange gases. Air inhaled through the mouth and nose flows into the lungs through the branched structure of the bronchial ...

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