Assertion: tuatara's eye | /r/CapableOf | focus in tuatara
Facets:
value: independently
type: MANNER
Source sentences:
text: In tuataras, both eyes can focus independently and are specialized with a ‘duplex retina’ that contains two types of visual cells for vision by both day and night and a tapetum lucidum which reflects on to the retina to enhance vision at night.