Question

The owl is able to rotate its head completely around because of the presence of

• A. dicondylic skull
• B. monocondylic skull
• C. polycondylic skull
• D. none of the above

Answer 1

The correct option is B monocondylic skull

The skull can be divided into monocondylic and dicondylic.
Monocondylic skull contains 1 occipital condyle and is found in reptiles and birds.
Dicondylic skull contains 2 occipital condyles and is found in mammals and amphibians.
Polycondylic skulls are generally not found.