Editing Ethmoid bone (section)

==Function==
===Role in magnetoception===
{{main|Magnetoception}}
Some [[bird]]s and other migratory animals have deposits of biological [[magnetite]] in their ethmoid bones which allow them to sense the direction of the Earth's [[magnetic field]]. Humans have a similar magnetite deposit (ferric iron), but it is believed to be [[vestigial structure|vestigial]].<ref>{{cite journal |first1=R. Robin |last1=Baker |first2=Janice G. |last2=Mather |first3=John H. |last3=Kennaugh |title=Magnetic bones in human sinuses |journal=[[Nature (journal)|Nature]] |volume=301 |issue=5895 |pages=78–80 |year=1983 |doi=10.1038/301078a0 |pmid=6823284 |bibcode=1983Natur.301...78R |s2cid=2385818 }}</ref>