How many foveae does the Oriental Dwarf Kingfisher possess in each eye to aid in vision adjustments?
Answer
Two
The bird possesses two foveae in each eye, unlike humans who have only one, allowing it to rapidly adjust for light refraction and glare when diving for prey.
Related Questions
What genus did Carl Linnaeus originally assign the Oriental Dwarf Kingfisher to when formally describing it in 1758?What do molecular genetics strongly suggest about the black-backed form (*Ceyx erithaca*) and the rufous form (*Ceyx rufidorsa*)?What biogeographical conclusion is indicated by deeper phylogenetic studies regarding the lineage housing *C. erithaca*?How many foveae does the Oriental Dwarf Kingfisher possess in each eye to aid in vision adjustments?Besides small aquatic creatures, what types of prey are listed as part of the dwarf kingfisher's varied diet?What is the suspected functional reason for the excavated nest tunnel being inclined upward?Which behavior connects northern populations to southern areas during the non-breeding season?What status is assigned to *C. erithaca* by the IUCN Red List?What characteristic defines the genus *Ceyx* kingfishers, which includes the Oriental Dwarf Kingfisher?Which of these locations is listed as a disjunct population area for the Black-backed Dwarf Kingfisher, separate from its main continuous eastern range?What is the specific meaning referenced by the specific epithet *erithaca*?