 Earlier ornithologists felt that the kakapo might be related to the ground parrots and night parrot of Australia due to their similar colouration , but this is contradicted by recent studies ; rather , the cryptic colour seems to be adaptation to terrestrial habits that evolved twice convergently . 
 Earlier ornithologists felt that the kakapo might be related to the ground parrots and night parrot of Australia due to their similar colouration , but this is contradicted by recent studies ; rather , the cryptic colour <a href='uninflect' title='1'><mark>seems</mark></a> to be adaptation to terrestrial habits <a href='null_relcl' title='2'><mark>that</mark></a>evolved twice convergently . 
Earlier ornithologists felt that da kakapo might be related to the ground parrots and night parrot of Australia due to their similar colouration , but dis is contradicted by recent studies ; rather , tdacryptic colour seem to be adaptation to terrestrial habits evolved twice convergently .