sterna bengalensissterna bergiisterna bernsteinisterna caspinasterna dougalliisterna hirundo hirundosterna maxima albidorsalissterna nilotica niloticasterna paradisaeasterna repressasterna sandvicensis sandvicensissterna saundersisternal linesternal puncturesternebraesterneststerngthensternidaesternlysternnesssternocephalicsternoclavicularsternoclavicular jointsternocleidosternocleidomastoidsternocleidomastoid musclesternocleidomastoid regionsternocostalsternocostal jointsternohyoidsternohyoid musclesternoidsternomastoidsternomastoid tumorsternothyroidsternotomysternumsternutatory gassternwaysteroidsteroid cardsteroidalsteroidogenesissterolsterol backbonesterolithographysterotypestertorous respirationsterumstetched